138899631640

Names of 138899631640

• Cardinal: 138899631640 can be written as One hundred thirty-eight billion, eight hundred ninety-nine million, six hundred thirty-one thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.3889963164 × 10¹¹

Factors of 138899631640

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 282

Divisors of 138899631640

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 20 22 28 35 40 44 49 55 56 70 71 73 77 88 98 110 113 121 140 142 146 154 196 220 226 242 245 280 284 292 308 355 365 385 392 440 452 484 490 497 511 539 565 568 584 605 616 710 730 770 781 791 803 847 904 968 980 994 1022 1078 1130 1210 1243 1420 1460 1540 1562 1582 1606 1694 1960 1988 2044 2156 2260 2420 2485 2486 2555 2695 2840 2920 3080 3124 3164 3212 3388 3479 3577 3905 3955 3976 4015 4088 4235 4312 4520 4840 4970 4972 5110 5183 5390 5467 5537 5621 5929 6215 6248 6328 6424 6776 6958 7154 7810 7910 8023 8030 8249 8470 8591 8701 8833 9940 9944 10220 10366 10780 10934 11074 11242 11858 12430 13673 13916 14308 15620 15820 16046 16060 16498 16940 17182 17395 17402 17666 17885 19880 20440 20732 21560 21868 22148 22484 23716 24860 25915 27335 27346 27685 27832 28105 28616 29645 31240 31640 32092 32120 32996 33880 34364 34790 34804 35332 35770 36281 38269 39347 40115 41245 41464 42955 43505 43736 44165 44296 44968 47432 49720 51830 54670 54692 55370 56161 56210 57013 57743 59290 60137 60907 61831 64184 65992 68365 68728 69580 69608 70664 71540 72562 76538 78694 80230 82490 85910 87010 88253 88330 90739 95711 103660 109340 109384 110740 112322 112420 114026 115486 118580 120274 121814 123662 136730 139160 143080 145124 153076 157388 160460 164980 171820 174020 176506 176660 181405 181478 191345 191422 196735 207320 218680 221480 224644 224840 228052 230972 237160 240548 243628 247324 253967 273460 280805 285065 288715 290248 300685 304535 306152 309155 314776 320920 329960 343640 348040 353012 353320 362810 362956 382690 382844 393127 393470 399091 404201 420959 432817 441265 449288 453695 456104 461944 478555 481096 487256 494648 507934 546920 561610 570130 577430 585679 601370 609070 617771 618310 627143 635173 669977 706024 725620 725912 765380 765688 786254 786940 798182 808402 841918 865634 882530 907390 957110 970783 998129 1015868 1123220 1140260 1154860 1171358 1202740 1218140 1235542 1236620 1254286 1269835 1270346 1339954 1451240 1530760 1572508 1573880 1596364 1616804 1683836 1731268 1765060 1814780 1914220 1941566 1965635 1995455 1996258 2021005 2031736 2104795 2164085 2246440 2280520 2309720 2342716 2405480 2436280 2471084 2473240 2508572 2539670 2540692 2679908 2793637 2928395 3088855 3135715 3145016 3175865 3192728 3233608 3349885 3367672 3462536 3530120 3629560 3828440 3883132 3931270 3990910 3992516 4042010 4099753 4209590 4324397 4328170 4390001 4446211 4685432 4853915 4942168 4990645 5017144 5079340 5081384 5359816 5587274 5856790 6177710 6271430 6351730 6442469 6699770 6795481 6986903 7766264 7862540 7981820 7985032 8084020 8199506 8419180 8648794 8656340 8780002 8892422 9707830 9981290 10158680 11174548 11713580 12355420 12542860 12703460 12884938 13399540 13590962 13968185 13973806 15725080 15963640 16168040 16399012 16838360 17297588 17312680 17560004 17784844 19415660 19962580 20498765 21621985 21950005 22231055 22349096 23427160 24710840 25085720 25406920 25769876 26799080 27181924 27936370 27947612 28698271 30730007 32212345 32798024 33977405 34595176 34934515 35120008 35569688 38831320 39925160 40997530 43243970 43900010 44462110 45097283 47568367 48908321 51539752 54363848 55872740 55895224 57396542 61460014 64424690 67954810 69869030 70867159 81995060 86487940 87800020 88924220 90194566 95136734 97816642 111745480 114793084 122920028 128849380 135909620 139738060 141734318 143491355 153650035 163990120 172975880 175600040 177848440 180389132 190273468 195633284 225486415 229586168 237841835 244541605 245840056 257698760 271819240 279476120 283468636 286982710 307300070 315680981 354335795 360778264 380546936 391266568 450972830 475683670 489083210 496070113 566937272 573965420 614600140 631361962 708671590 901945660 951367340 978166420 992140226 1147930840 1229200280 1262723924 1417343180 1578404905 1803891320 1902734680 1956332840 1984280452 2480350565 2525447848 2834686360 3156809810 3472490791 3968560904 4960701130 6313619620 6944981582 9921402260 12627239240 13889963164 17362453955 19842804520 27779926328 34724907910 69449815820 138899631640
• Sum of all divisors σ(n): 414417487680
• Sum of proper divisors (its aliquot sum) s(n): 275517856040
• 138899631640 is an abundant number, because the sum of its proper divisors (275517856040) is greater than itself. Its abundance is 136618224400

Bases of 138899631640

• Binary: 10000001010111000100000010111000011000₂
• Hexadecimal: 0x2057102E18
• Base-36: 1RT595P4

Squares and roots of 138899631640

• 138899631640 squared (138899631640²) is 19293107669727689089600
• 138899631640 cubed (138899631640³) is 2679805548516034793653886954944000
• The square root of 138899631640 is 372692.4088843239
• The cube root of 138899631640 is 5178.8543607159

Scales and comparisons

• 138,899,631,640 seconds is equal to 4,416 years, 30 weeks, 15 hours, 40 seconds.
• To count from 1 to 138,899,631,640 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 138899631640 cubic inches would be around 431.6 feet tall.

Recreational maths with 138899631640

• 138899631640 backwards is 046136998831
• The number of decimal digits it has is: 12
• The sum of 138899631640's digits is 58
• More coming soon!