138905837070

Names of 138905837070

• Cardinal: 138905837070 can be written as One hundred thirty-eight billion, nine hundred five million, eight hundred thirty-seven thousand and seventy.

Scientific notation

• Scientific notation: 1.3890583707 × 10¹¹

Factors of 138905837070

• Number of distinct prime factors ω(n): 9
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 428

Divisors of 138905837070

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 5 6 7 10 11 13 14 15 19 21 22 26 30 33 35 38 39 42 55 57 61 65 66 70 77 78 91 95 105 110 114 122 130 133 143 154 165 169 182 183 190 195 209 210 231 247 266 273 285 286 305 307 330 338 366 385 390 399 418 427 429 455 462 494 507 546 570 610 614 627 665 671 715 741 770 793 798 845 854 858 910 915 921 1001 1014 1045 1155 1159 1183 1235 1254 1281 1330 1342 1365 1430 1463 1482 1535 1586 1690 1729 1830 1842 1859 1995 2002 2013 2090 2135 2145 2149 2310 2318 2366 2379 2470 2535 2562 2717 2730 2926 3003 3070 3135 3211 3355 3377 3458 3477 3549 3705 3718 3965 3990 3991 4026 4270 4290 4298 4389 4605 4697 4758 5005 5070 5187 5434 5551 5577 5795 5833 5915 6006 6270 6405 6422 6447 6710 6754 6954 7098 7315 7410 7930 7982 8113 8151 8645 8723 8778 9210 9295 9394 9633 10010 10065 10131 10309 10374 10745 11102 11154 11590 11666 11830 11895 11973 12749 12810 12894 13013 13585 14091 14630 15015 15067 16055 16226 16302 16653 16885 17290 17385 17446 17499 17745 18590 18727 19019 19266 19955 20130 20262 20618 21490 21945 22477 23485 23639 23790 23946 24339 25498 25935 26026 26169 27170 27755 27885 27937 28182 29165 30030 30134 30927 32110 32235 33306 33770 34770 34998 35321 35490 37454 38038 38247 39039 39910 40565 40755 40831 43615 43890 43901 44954 45201 46970 47278 48165 48678 50655 51545 51870 51883 52338 55510 55770 55874 56181 57057 58330 59865 61061 61854 63745 64163 64470 65065 67431 70455 70642 70917 72163 75335 75829 76494 78078 81130 81510 81662 83265 83811 87230 87495 87802 89243 90402 93635 95095 96330 101310 103090 103766 105469 105963 112362 112385 113399 114114 118195 119730 121695 122122 122493 127490 128326 130130 130845 131089 131703 134862 139685 140910 141834 144326 150670 151658 154635 155649 165737 166530 167622 174990 176605 178486 183183 187270 190190 191235 192489 195195 195871 204155 205997 210938 211926 216489 219505 224770 226005 226798 227487 236390 243390 243451 244986 247247 259415 261690 262178 263406 267729 279370 280905 285285 305305 307307 309270 311298 316407 320815 331474 337155 340197 353210 354585 355813 360815 363181 366366 379145 382470 384978 390390 391742 393267 408310 411994 419055 432978 439010 446215 449141 452010 454974 486902 494494 497211 518830 527345 529815 530803 535458 561810 566995 570570 570713 587613 610610 612465 614614 617991 632814 641630 655445 658515 674310 680394 709170 711626 721630 726362 730353 741741 758290 778245 786534 793793 828685 834119 838110 892430 898282 915915 921921 962445 979355 985777 994422 1029985 1054690 1059630 1061606 1067439 1082445 1089543 1133990 1137435 1141426 1160159 1175226 1217255 1224930 1235982 1236235 1310890 1317030 1338645 1347423 1371097 1441979 1460706 1483482 1536535 1556490 1582035 1587586 1592409 1657370 1668238 1700985 1704157 1712139 1779065 1815905 1831830 1843842 1924890 1958710 1966335 1971554 2059970 2134878 2154581 2164890 2179086 2245705 2274870 2320318 2381379 2434510 2472470 2486055 2490691 2502357 2654015 2677290 2677961 2694846 2742194 2853565 2883958 2938065 2957331 3073070 3089955 3164070 3164863 3184818 3401970 3408314 3424278 3480477 3558130 3631810 3651765 3708705 3913943 3932670 3968965 3994991 4113291 4170595 4309162 4325937 4491410 4609605 4625569 4762758 4928885 4972110 4981382 5004714 5112471 5308030 5337195 5355922 5447715 5707130 5800795 5838833 5876130 5914662 6179910 6329726 6463743 6737115 6855485 6900439 6960954 7209895 7303530 7417410 7472073 7827886 7937930 7962045 7989982 8033883 8226582 8341190 8520785 8560695 8651874 9219210 9251138 9494589 9857770 10224942 10674390 10772905 10843547 10895430 11601590 11677666 11741829 11906895 11984973 12453455 12511785 12927486 13389805 13474230 13710970 13800878 13876707 14419790 14786655 14944146 15082067 15824315 15924090 16067766 17041570 17121390 17402385 17516499 18745727 18989178 19569715 19974955 20566455 20701317 21545810 21629685 21687094 22154041 23127845 23483658 23813790 23969946 24906910 25023570 25562355 26779610 27397601 27753414 29194165 29573310 30164134 31648630 32318715 32378983 32530641 34502195 34804770 34813493 35032998 37360365 37491454 39139430 39949910 40169415 41132910 41402634 43259370 44308082 45246201 46255690 47472945 50881259 51124710 54217735 54795202 56237181 58388330 58709145 59924865 60132397 64637430 64757966 65061282 66462123 69004390 69383535 69626986 74720730 75410335 75904829 80338830 82192803 87582495 90492402 93728635 94945890 97136949 101762518 103506585 104440479 108435470 110770205 112474362 117418290 119849730 120264794 132924246 136988005 138767070 150820670 151809658 152643777 161894915 162653205 164385606 174067465 175164990 180397191 187457270 194273898 207013170 208880958 221540410 226231005 227714487 243694451 254406295 273976010 281185905 300661985 305287554 323789830 325306410 332310615 348134930 356168813 360794382 379524145 410964015 420926779 452462010 455428974 485684745 487388902 508812590 522202395 562371810 601323970 661456367 664621230 712337626 731083353 759048290 763218885 821928030 841853558 901985955 971369490 1044404790 1068506439 1138572435 1218472255 1262780337 1322912734 1462166706 1526437770 1780844065 1803971910 1984369101 2104633895 2137012878 2277144870 2436944510 2525560674 3307281835 3561688130 3655416765 3968738202 4209267790 4630194569 5342532195 6313901685 6614563670 7310833530 9260389138 9921845505 10685064390 12627803370 13890583707 19843691010 23150972845 27781167414 46301945690 69452918535 138905837070
• Sum of all divisors σ(n): 483089080320
• Sum of proper divisors (its aliquot sum) s(n): 344183243250
• 138905837070 is an abundant number, because the sum of its proper divisors (344183243250) is greater than itself. Its abundance is 205277406180

Bases of 138905837070

• Binary: 10000001010111011011101101111000001110₂
• Hexadecimal: 0x20576EDE0E
• Base-36: 1RT8Y5U6

Squares and roots of 138905837070

• 138905837070 squared (138905837070²) is 19294831572117386184900
• 138905837070 cubed (138905837070³) is 2680164730649629600313988294243000
• The square root of 138905837070 is 372700.7339273697
• The cube root of 138905837070 is 5178.9314824459

Scales and comparisons

• 138,905,837,070 seconds is equal to 4,416 years, 40 weeks, 2 days, 10 hours, 44 minutes, 30 seconds.
• To count from 1 to 138,905,837,070 would take you about eight thousand, eight hundred thirty-three years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 138905837070 cubic inches would be around 431.6 feet tall.

Recreational maths with 138905837070

• 138905837070 backwards is 070738509831
• The number of decimal digits it has is: 12
• The sum of 138905837070's digits is 51
• More coming soon!