About the Number
186451024032
2進数表記:10101101101001010110001101100010100000
漢数字表記:千八百六十四億五千百二万四千三十二
素因数分解:
素因数の和:326
約数の個数: 1152
約数和(自身を含む): 723976081920
約数和(自身を除く): 537525057888
約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 17, 18, 21, 24, 26, 28, 32, 34, 36, 39, 41, 42, 48, 51, 52, 56, 59, 63, 68, 72, 78, 82, 84, 91, 96, 102, 104, 112, 117, 118, 119, 123, 126, 136, 144, 153, 156, 164, 168, 173, 177, 182, 204, 208, 221, 224, 234, 236, 238, 246, 252, 272, 273, 287, 288, 306, 312, 328, 336, 346, 354, 357, 364, 369, 408, 413, 416, 442, 468, 472, 476, 492, 504, 519, 531, 533, 544, 546, 574, 612, 624, 656, 663, 672, 692, 697, 708, 714, 728, 738, 767, 816, 819, 826, 861, 884, 936, 944, 952, 984, 1003, 1008, 1038, 1062, 1066, 1071, 1092, 1148, 1211, 1224, 1239, 1248, 1312, 1326, 1384, 1394, 1416, 1428, 1456, 1476, 1534, 1547, 1557, 1599, 1632, 1638, 1652, 1722, 1768, 1872, 1888, 1904, 1968, 1989, 2006, 2016, 2076, 2091, 2124, 2132, 2142, 2184, 2249, 2296, 2301, 2419, 2422, 2448, 2478, 2583, 2652, 2768, 2788, 2832, 2856, 2912, 2941, 2952, 3009, 3068, 3094, 3114, 3198, 3276, 3304, 3444, 3536, 3633, 3717, 3731, 3744, 3808, 3936, 3978, 4012, 4152, 4182, 4248, 4264, 4284, 4368, 4498, 4592, 4602, 4641, 4797, 4838, 4844, 4879, 4896, 4956, 5166, 5304, 5369, 5536, 5576, 5664, 5712, 5882, 5904, 6018, 6136, 6188, 6228, 6273, 6396, 6552, 6608, 6747, 6888, 6903, 7021, 7072, 7093, 7257, 7266, 7434, 7462, 7956, 8024, 8304, 8364, 8496, 8528, 8568, 8736, 8823, 8996, 9027, 9061, 9184, 9204, 9282, 9594, 9676, 9688, 9758, 9912, 10207, 10332, 10608, 10738, 10899, 11152, 11193, 11424, 11764, 11808, 12036, 12272, 12376, 12456, 12546, 12792, 13039, 13104, 13216, 13494, 13776, 13806, 13923, 14042, 14186, 14514, 14532, 14637, 14868, 14924, 15743, 15912, 16048, 16107, 16608, 16728, 16933, 16992, 17056, 17136, 17646, 17992, 18054, 18122, 18408, 18564, 19188, 19352, 19376, 19516, 19824, 20241, 20414, 20587, 20664, 21063, 21216, 21279, 21476, 21771, 21798, 22304, 22386, 23528, 24072, 24544, 24752, 24912, 25092, 25584, 26078, 26208, 26469, 26988, 27183, 27552, 27612, 27846, 28084, 28372, 29028, 29064, 29274, 29736, 29848, 30621, 31447, 31486, 31824, 32096, 32214, 33456, 33579, 33866, 34272, 35292, 35984, 36108, 36244, 36816, 37128, 38233, 38376, 38704, 38752, 39032, 39117, 39648, 40482, 40828, 41123, 41174, 41328, 42126, 42558, 42952, 43542, 43596, 43911, 44772, 47056, 47229, 48144, 48321, 49504, 49651, 49824, 50184, 50799, 51168, 52156, 52938, 53976, 54366, 55224, 55692, 56168, 56744, 58056, 58128, 58548, 59472, 59696, 61242, 61761, 62894, 62972, 63189, 63427, 63648, 63837, 64428, 66912, 67158, 67732, 70584, 71449, 71968, 72216, 72488, 73632, 74256, 76466, 76752, 77408, 78064, 78234, 80964, 81549, 81656, 82246, 82348, 82656, 84252, 85116, 85904, 87084, 87192, 87822, 89544, 91273, 91863, 92209, 94112, 94341, 94458, 96288, 96642, 99302, 100368, 101598, 104312, 105876, 107952, 108732, 110448, 111384, 112336, 113488, 114699, 116112, 116256, 117096, 117351, 118944, 119392, 120581, 122484, 123369, 123522, 125788, 125944, 126378, 126854, 127674, 128856, 132691, 134316, 135464, 141168, 141687, 142898, 144432, 144976, 148512, 148953, 152397, 152932, 153504, 156128, 156468, 161928, 163098, 163312, 164492, 164696, 168504, 170232, 171808, 173519, 174168, 174384, 175644, 179088, 182546, 183726, 184418, 185283, 188682, 188916, 190281, 193284, 198604, 200736, 203196, 208624, 211752, 214347, 215904, 217464, 220129, 220896, 222768, 224672, 226976, 229398, 232224, 234192, 234702, 241162, 244968, 246738, 247044, 251576, 251888, 252756, 253708, 255348, 257712, 265382, 267631, 268632, 270928, 273819, 276627, 282336, 283023, 283374, 285796, 287861, 288864, 289952, 297906, 304794, 305864, 312936, 323856, 326196, 326624, 328984, 329392, 337008, 340464, 344097, 347038, 348336, 348768, 351288, 358176, 361743, 365092, 367452, 368836, 370107, 370566, 377364, 377832, 380562, 386568, 397208, 398073, 406392, 417248, 418487, 423504, 428694, 434928, 440258, 445536, 446859, 458796, 468384, 469404, 482324, 489936, 493476, 494088, 503152, 503776, 505512, 507416, 510696, 515424, 520557, 530764, 534599, 535262, 537264, 541856, 547638, 553254, 566046, 566748, 570843, 571592, 575722, 595812, 609588, 611728, 625872, 643041, 645463, 647712, 652392, 657968, 658784, 660387, 674016, 680928, 688194, 694076, 696672, 702576, 723486, 730184, 734904, 737672, 740214, 741132, 754728, 755664, 761124, 773136, 794416, 796146, 802893, 812784, 821457, 829881, 836974, 844067, 847008, 857388, 863583, 869856, 880516, 893718, 917592, 928837, 938808, 964648, 979872, 986952, 988176, 1006304, 1011024, 1014832, 1021392, 1041114, 1061528, 1069198, 1070524, 1074528, 1085229, 1095276, 1106508, 1132092, 1133496, 1141686, 1143184, 1151444, 1191624, 1194219, 1214633, 1219176, 1223456, 1251744, 1255461, 1286082, 1290926, 1304784, 1315936, 1320774, 1376388, 1388152, 1405152, 1446972, 1460368, 1469808, 1475344, 1480428, 1482264, 1509456, 1511328, 1522248, 1546272, 1561671, 1567553, 1588832, 1592292, 1603797, 1605786, 1625568, 1642914, 1659762, 1673948, 1688134, 1714776, 1727166, 1761032, 1787436, 1835184, 1857674, 1877616, 1929296, 1936389, 1973904, 1976352, 1981161, 2022048, 2029664, 2042784, 2082228, 2123056, 2138396, 2141048, 2170458, 2190552, 2213016, 2255747, 2264184, 2266992, 2283372, 2286368, 2302888, 2383248, 2388438, 2408679, 2429266, 2438352, 2510922, 2532201, 2572164, 2581852, 2590749, 2609568, 2641548, 2752776, 2776304, 2786511, 2893944, 2920736, 2929409, 2939616, 2950688, 2960856, 2964528, 3018912, 3044496, 3123342, 3135106, 3184584, 3207594, 3211572, 3285828, 3319524, 3347896, 3376268, 3429552, 3454332, 3522064, 3574872, 3643899, 3670368, 3715348, 3742193, 3755232, 3766383, 3858592, 3872778, 3947808, 3962322, 4164456, 4246112, 4276792, 4282096, 4340916, 4381104, 4426032, 4511494, 4528368, 4533984, 4566744, 4605776, 4702659, 4766496, 4776876, 4811391, 4817358, 4858532, 4876704, 5021844, 5064402, 5144328, 5163704, 5181498, 5283096, 5440331, 5505552, 5552608, 5573022, 5787888, 5809167, 5858818, 5921712, 5929056, 6088992, 6246684, 6270212, 6369168, 6415188, 6423144, 6571656, 6639048, 6695792, 6752536, 6767241, 6859104, 6908664, 7044128, 7114279, 7149744, 7287798, 7430696, 7484386, 7532766, 7596603, 7745556, 7924644, 8328912, 8359533, 8553584, 8564192, 8681832, 8762208, 8788227, 8852064, 9022988, 9056736, 9133488, 9211552, 9405318, 9553752, 9622782, 9634716, 9717064, 10043688, 10128804, 10288656, 10327408, 10362996, 10566192, 10880662, 10931697, 10972871, 11011104, 11146044, 11226579, 11575776, 11618334, 11717636, 11843424, 12493368, 12540424, 12738336, 12830376, 12846288, 13143312, 13278096, 13391584, 13505072, 13534482, 13817328, 14107977, 14228558, 14299488, 14575596, 14861392, 14968772, 15065532, 15193206, 15491112, 15790229, 15849288, 16320993, 16657824, 16719066, 17107168, 17363664, 17576454, 18045976, 18266976, 18810636, 19107504, 19245564, 19269432, 19434128, 20087376, 20257608, 20301723, 20577312, 20654816, 20725992, 21132384, 21342837, 21761324, 21863394, 21945742, 22292088, 22453158, 23236668, 23435272, 24986736, 25080848, 25660752, 25692576, 26286624, 26364681, 26556192, 27010144, 27068964, 27634656, 28215954, 28457116, 29151192, 29722784, 29937544, 30131064, 30386412, 30982224, 31580458, 31698576, 32641986, 32918613, 33438132, 33679737, 34727328, 35152908, 36091952, 37621272, 38082317, 38215008, 38491128, 38538864, 38868256, 40174752, 40515216, 40603446, 41451984, 42685674, 43522648, 43726788, 43891484, 44584176, 44906316, 46473336, 46870544, 47370687, 48962979, 49799953, 49973472, 50161696, 51321504, 52729362, 54137928, 56431908, 56914232, 58302384, 59875088, 60262128, 60772824, 61964448, 63160916, 63397152, 64028511, 65283972, 65837226, 66876264, 67359474, 70305816, 72183904, 75242544, 76164634, 76982256, 77077728, 81030432, 81206892, 82903968, 85371348, 87045296, 87453576, 87782968, 89168352, 89812632, 92485627, 92946672, 93741088, 94741374, 97925958, 98755839, 99599906, 105458724, 108275856, 112863816, 113828464, 114246951, 116604768, 119750176, 120524256, 121545648, 126321832, 128057022, 130567944, 131674452, 133752528, 134718948, 140611632, 142112061, 149399859, 150485088, 152329268, 153964512, 162413784, 170742696, 174090592, 174907152, 175565936, 179625264, 184971254, 185893344, 189482748, 195851916, 197511678, 199199812, 210917448, 216551712, 225727632, 227656928, 228493902, 243091296, 252643664, 256114044, 261135888, 263348904, 267505056, 269437896, 277456881, 281223264, 284224122, 298799718, 304658536, 324827568, 341485392, 342740853, 349814304, 351131872, 359250528, 369942508, 378965496, 391703832, 395023356, 398399624, 421834896, 448199577, 451455264, 456987804, 505287328, 512228088, 522271776, 526697808, 538875792, 554913762, 568448244, 597599436, 609317072, 647399389, 649655136, 682970784, 685481706, 739885016, 757930992, 783407664, 790046712, 796799248, 832370643, 843669792, 896399154, 913975608, 1024456176, 1053395616, 1077751584, 1109827524, 1136896488, 1195198872, 1218634144, 1294798778, 1370963412, 1479770032, 1515861984, 1566815328, 1580093424, 1593598496, 1664741286, 1792798308, 1827951216, 1942198167, 2048912352, 2219655048, 2273792976, 2390397744, 2589597556, 2741926824, 2959540064, 3160186848, 3329482572, 3585596616, 3655902432, 3884396334, 4439310096, 4547585952, 4780795488, 5179195112, 5483853648, 5826594501, 6658965144, 7171193232, 7768792668, 8878620192, 10358390224, 10967707296, 11653189002, 13317930288, 14342386464, 15537585336, 20716780448, 23306378004, 26635860576, 31075170672, 46612756008, 62150341344, 93225512016, 186451024032]
約数ペア:
[(1, 186451024032), (2, 93225512016), (3, 62150341344), (4, 46612756008), (6, 31075170672), (7, 26635860576), (8, 23306378004), (9, 20716780448), (12, 15537585336), (13, 14342386464), (14, 13317930288), (16, 11653189002), (17, 10967707296), (18, 10358390224), (21, 8878620192), (24, 7768792668), (26, 7171193232), (28, 6658965144), (32, 5826594501), (34, 5483853648), (36, 5179195112), (39, 4780795488), (41, 4547585952), (42, 4439310096), (48, 3884396334), (51, 3655902432), (52, 3585596616), (56, 3329482572), (59, 3160186848), (63, 2959540064), (68, 2741926824), (72, 2589597556), (78, 2390397744), (82, 2273792976), (84, 2219655048), (91, 2048912352), (96, 1942198167), (102, 1827951216), (104, 1792798308), (112, 1664741286), (117, 1593598496), (118, 1580093424), (119, 1566815328), (123, 1515861984), (126, 1479770032), (136, 1370963412), (144, 1294798778), (153, 1218634144), (156, 1195198872), (164, 1136896488), (168, 1109827524), (173, 1077751584), (177, 1053395616), (182, 1024456176), (204, 913975608), (208, 896399154), (221, 843669792), (224, 832370643), (234, 796799248), (236, 790046712), (238, 783407664), (246, 757930992), (252, 739885016), (272, 685481706), (273, 682970784), (287, 649655136), (288, 647399389), (306, 609317072), (312, 597599436), (328, 568448244), (336, 554913762), (346, 538875792), (354, 526697808), (357, 522271776), (364, 512228088), (369, 505287328), (408, 456987804), (413, 451455264), (416, 448199577), (442, 421834896), (468, 398399624), (472, 395023356), (476, 391703832), (492, 378965496), (504, 369942508), (519, 359250528), (531, 351131872), (533, 349814304), (544, 342740853), (546, 341485392), (574, 324827568), (612, 304658536), (624, 298799718), (656, 284224122), (663, 281223264), (672, 277456881), (692, 269437896), (697, 267505056), (708, 263348904), (714, 261135888), (728, 256114044), (738, 252643664), (767, 243091296), (816, 228493902), (819, 227656928), (826, 225727632), (861, 216551712), (884, 210917448), (936, 199199812), (944, 197511678), (952, 195851916), (984, 189482748), (1003, 185893344), (1008, 184971254), (1038, 179625264), (1062, 175565936), (1066, 174907152), (1071, 174090592), (1092, 170742696), (1148, 162413784), (1211, 153964512), (1224, 152329268), (1239, 150485088), (1248, 149399859), (1312, 142112061), (1326, 140611632), (1384, 134718948), (1394, 133752528), (1416, 131674452), (1428, 130567944), (1456, 128057022), (1476, 126321832), (1534, 121545648), (1547, 120524256), (1557, 119750176), (1599, 116604768), (1632, 114246951), (1638, 113828464), (1652, 112863816), (1722, 108275856), (1768, 105458724), (1872, 99599906), (1888, 98755839), (1904, 97925958), (1968, 94741374), (1989, 93741088), (2006, 92946672), (2016, 92485627), (2076, 89812632), (2091, 89168352), (2124, 87782968), (2132, 87453576), (2142, 87045296), (2184, 85371348), (2249, 82903968), (2296, 81206892), (2301, 81030432), (2419, 77077728), (2422, 76982256), (2448, 76164634), (2478, 75242544), (2583, 72183904), (2652, 70305816), (2768, 67359474), (2788, 66876264), (2832, 65837226), (2856, 65283972), (2912, 64028511), (2941, 63397152), (2952, 63160916), (3009, 61964448), (3068, 60772824), (3094, 60262128), (3114, 59875088), (3198, 58302384), (3276, 56914232), (3304, 56431908), (3444, 54137928), (3536, 52729362), (3633, 51321504), (3717, 50161696), (3731, 49973472), (3744, 49799953), (3808, 48962979), (3936, 47370687), (3978, 46870544), (4012, 46473336), (4152, 44906316), (4182, 44584176), (4248, 43891484), (4264, 43726788), (4284, 43522648), (4368, 42685674), (4498, 41451984), (4592, 40603446), (4602, 40515216), (4641, 40174752), (4797, 38868256), (4838, 38538864), (4844, 38491128), (4879, 38215008), (4896, 38082317), (4956, 37621272), (5166, 36091952), (5304, 35152908), (5369, 34727328), (5536, 33679737), (5576, 33438132), (5664, 32918613), (5712, 32641986), (5882, 31698576), (5904, 31580458), (6018, 30982224), (6136, 30386412), (6188, 30131064), (6228, 29937544), (6273, 29722784), (6396, 29151192), (6552, 28457116), (6608, 28215954), (6747, 27634656), (6888, 27068964), (6903, 27010144), (7021, 26556192), (7072, 26364681), (7093, 26286624), (7257, 25692576), (7266, 25660752), (7434, 25080848), (7462, 24986736), (7956, 23435272), (8024, 23236668), (8304, 22453158), (8364, 22292088), (8496, 21945742), (8528, 21863394), (8568, 21761324), (8736, 21342837), (8823, 21132384), (8996, 20725992), (9027, 20654816), (9061, 20577312), (9184, 20301723), (9204, 20257608), (9282, 20087376), (9594, 19434128), (9676, 19269432), (9688, 19245564), (9758, 19107504), (9912, 18810636), (10207, 18266976), (10332, 18045976), (10608, 17576454), (10738, 17363664), (10899, 17107168), (11152, 16719066), (11193, 16657824), (11424, 16320993), (11764, 15849288), (11808, 15790229), (12036, 15491112), (12272, 15193206), (12376, 15065532), (12456, 14968772), (12546, 14861392), (12792, 14575596), (13039, 14299488), (13104, 14228558), (13216, 14107977), (13494, 13817328), (13776, 13534482), (13806, 13505072), (13923, 13391584), (14042, 13278096), (14186, 13143312), (14514, 12846288), (14532, 12830376), (14637, 12738336), (14868, 12540424), (14924, 12493368), (15743, 11843424), (15912, 11717636), (16048, 11618334), (16107, 11575776), (16608, 11226579), (16728, 11146044), (16933, 11011104), (16992, 10972871), (17056, 10931697), (17136, 10880662), (17646, 10566192), (17992, 10362996), (18054, 10327408), (18122, 10288656), (18408, 10128804), (18564, 10043688), (19188, 9717064), (19352, 9634716), (19376, 9622782), (19516, 9553752), (19824, 9405318), (20241, 9211552), (20414, 9133488), (20587, 9056736), (20664, 9022988), (21063, 8852064), (21216, 8788227), (21279, 8762208), (21476, 8681832), (21771, 8564192), (21798, 8553584), (22304, 8359533), (22386, 8328912), (23528, 7924644), (24072, 7745556), (24544, 7596603), (24752, 7532766), (24912, 7484386), (25092, 7430696), (25584, 7287798), (26078, 7149744), (26208, 7114279), (26469, 7044128), (26988, 6908664), (27183, 6859104), (27552, 6767241), (27612, 6752536), (27846, 6695792), (28084, 6639048), (28372, 6571656), (29028, 6423144), (29064, 6415188), (29274, 6369168), (29736, 6270212), (29848, 6246684), (30621, 6088992), (31447, 5929056), (31486, 5921712), (31824, 5858818), (32096, 5809167), (32214, 5787888), (33456, 5573022), (33579, 5552608), (33866, 5505552), (34272, 5440331), (35292, 5283096), (35984, 5181498), (36108, 5163704), (36244, 5144328), (36816, 5064402), (37128, 5021844), (38233, 4876704), (38376, 4858532), (38704, 4817358), (38752, 4811391), (39032, 4776876), (39117, 4766496), (39648, 4702659), (40482, 4605776), (40828, 4566744), (41123, 4533984), (41174, 4528368), (41328, 4511494), (42126, 4426032), (42558, 4381104), (42952, 4340916), (43542, 4282096), (43596, 4276792), (43911, 4246112), (44772, 4164456), (47056, 3962322), (47229, 3947808), (48144, 3872778), (48321, 3858592), (49504, 3766383), (49651, 3755232), (49824, 3742193), (50184, 3715348), (50799, 3670368), (51168, 3643899), (52156, 3574872), (52938, 3522064), (53976, 3454332), (54366, 3429552), (55224, 3376268), (55692, 3347896), (56168, 3319524), (56744, 3285828), (58056, 3211572), (58128, 3207594), (58548, 3184584), (59472, 3135106), (59696, 3123342), (61242, 3044496), (61761, 3018912), (62894, 2964528), (62972, 2960856), (63189, 2950688), (63427, 2939616), (63648, 2929409), (63837, 2920736), (64428, 2893944), (66912, 2786511), (67158, 2776304), (67732, 2752776), (70584, 2641548), (71449, 2609568), (71968, 2590749), (72216, 2581852), (72488, 2572164), (73632, 2532201), (74256, 2510922), (76466, 2438352), (76752, 2429266), (77408, 2408679), (78064, 2388438), (78234, 2383248), (80964, 2302888), (81549, 2286368), (81656, 2283372), (82246, 2266992), (82348, 2264184), (82656, 2255747), (84252, 2213016), (85116, 2190552), (85904, 2170458), (87084, 2141048), (87192, 2138396), (87822, 2123056), (89544, 2082228), (91273, 2042784), (91863, 2029664), (92209, 2022048), (94112, 1981161), (94341, 1976352), (94458, 1973904), (96288, 1936389), (96642, 1929296), (99302, 1877616), (100368, 1857674), (101598, 1835184), (104312, 1787436), (105876, 1761032), (107952, 1727166), (108732, 1714776), (110448, 1688134), (111384, 1673948), (112336, 1659762), (113488, 1642914), (114699, 1625568), (116112, 1605786), (116256, 1603797), (117096, 1592292), (117351, 1588832), (118944, 1567553), (119392, 1561671), (120581, 1546272), (122484, 1522248), (123369, 1511328), (123522, 1509456), (125788, 1482264), (125944, 1480428), (126378, 1475344), (126854, 1469808), (127674, 1460368), (128856, 1446972), (132691, 1405152), (134316, 1388152), (135464, 1376388), (141168, 1320774), (141687, 1315936), (142898, 1304784), (144432, 1290926), (144976, 1286082), (148512, 1255461), (148953, 1251744), (152397, 1223456), (152932, 1219176), (153504, 1214633), (156128, 1194219), (156468, 1191624), (161928, 1151444), (163098, 1143184), (163312, 1141686), (164492, 1133496), (164696, 1132092), (168504, 1106508), (170232, 1095276), (171808, 1085229), (173519, 1074528), (174168, 1070524), (174384, 1069198), (175644, 1061528), (179088, 1041114), (182546, 1021392), (183726, 1014832), (184418, 1011024), (185283, 1006304), (188682, 988176), (188916, 986952), (190281, 979872), (193284, 964648), (198604, 938808), (200736, 928837), (203196, 917592), (208624, 893718), (211752, 880516), (214347, 869856), (215904, 863583), (217464, 857388), (220129, 847008), (220896, 844067), (222768, 836974), (224672, 829881), (226976, 821457), (229398, 812784), (232224, 802893), (234192, 796146), (234702, 794416), (241162, 773136), (244968, 761124), (246738, 755664), (247044, 754728), (251576, 741132), (251888, 740214), (252756, 737672), (253708, 734904), (255348, 730184), (257712, 723486), (265382, 702576), (267631, 696672), (268632, 694076), (270928, 688194), (273819, 680928), (276627, 674016), (282336, 660387), (283023, 658784), (283374, 657968), (285796, 652392), (287861, 647712), (288864, 645463), (289952, 643041), (297906, 625872), (304794, 611728), (305864, 609588), (312936, 595812), (323856, 575722), (326196, 571592), (326624, 570843), (328984, 566748), (329392, 566046), (337008, 553254), (340464, 547638), (344097, 541856), (347038, 537264), (348336, 535262), (348768, 534599), (351288, 530764), (358176, 520557), (361743, 515424), (365092, 510696), (367452, 507416), (368836, 505512), (370107, 503776), (370566, 503152), (377364, 494088), (377832, 493476), (380562, 489936), (386568, 482324), (397208, 469404), (398073, 468384), (406392, 458796), (417248, 446859), (418487, 445536), (423504, 440258), (428694, 434928)]このpageの処理時間: 1.5194017887115479 seconds