138278917491484

Names of 138278917491484

• Cardinal: 138278917491484 can be written as One hundred thirty-eight trillion, two hundred seventy-eight billion, nine hundred seventeen million, four hundred ninety-one thousand, four hundred eighty-four.

Scientific notation

• Scientific notation: 1.38278917491484 × 10¹⁴

Factors of 138278917491484

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 170

Divisors of 138278917491484

• Number of divisors d(n): 378
• Complete list of divisors:
  1 2 4 7 11 14 22 28 44 49 71 77 79 98 121 142 154 158 196 242 284 308 316 484 497 539 553 781 847 869 994 1078 1106 1331 1562 1694 1738 1988 2156 2212 2662 3124 3388 3476 3479 3871 5041 5324 5467 5609 5929 6083 6958 7742 8591 9317 9559 10082 10934 11218 11858 12166 13916 14641 15484 17182 18634 19118 20164 21868 22436 23716 24332 29282 34364 35287 37268 38236 38269 39263 42581 55451 58564 60137 61699 65219 66913 70574 76538 78526 85162 94501 102487 105149 110902 120274 123398 130438 133826 141148 153076 157052 161051 170324 189002 204974 210298 221804 240548 246796 247009 260876 267652 274841 322102 378004 388157 398239 409948 420596 420959 431893 468391 494018 549682 609961 644204 661507 678689 717409 736043 776314 796478 841918 863786 936782 988036 1039511 1099364 1127357 1156639 1219922 1323014 1357378 1434818 1472086 1552628 1592956 1683836 1727572 1771561 1873564 2079022 2254714 2313278 2439844 2646028 2714756 2717099 2787673 2869636 2944172 3023251 3543122 4158044 4269727 4380629 4509428 4626556 4630549 4750823 5152301 5434198 5575346 6046502 6709571 7086244 7276577 7465579 7891499 8096473 8539454 8761258 9261098 9501646 10304602 10868396 11150692 11434621 12093004 12400927 12723029 13419142 14553154 14931158 15782998 16192946 17078908 17522516 18522196 19003292 19513711 20609204 22869242 24801854 25446058 26838284 29106308 29862316 29888089 30664403 31565996 32385892 33255761 39027422 45738484 46966997 48186919 49603708 50892116 50936039 52259053 56675311 59776178 61328806 66511522 73805281 78054844 80042347 82121369 86806489 89061203 93933994 96373838 101872078 104518106 113350622 119552356 122657612 125780831 133023044 139953319 147610562 160084694 164242738 173612978 178122406 187867988 192747676 203744156 209036212 214650821 226701244 251561662 279906638 295221124 320169388 328485476 328768979 337308433 347225956 356244812 365813371 429301642 503123324 516636967 530056109 559813276 560296429 574849583 623428421 657537958 674616866 731626742 811858091 858603284 880465817 903335059 979673233 1033273934 1060112218 1120592858 1149699166 1246856842 1315075916 1349233732 1463253484 1623716182 1760931634 1806670118 1959346466 2066547868 2120224436 2241185716 2299398332 2361159031 2493713684 3247432364 3521863268 3613340236 3616458769 3710392763 3918692932 4023947081 4722318062 5683006637 5830617199 6163260719 6323345413 6857712631 7232917538 7420785526 8047894162 8930439001 9444636124 9936685649 11366013274 11661234398 12326521438 12646690826 13715425262 14465835076 14841571052 16095788324 17860878002 19873371298 22732026548 23322468796 24653042876 25293381652 25972749341 27430850524 35721756004 39746742596 39781046459 40814320393 44263417891 51945498682 62513073007 64136789189 69556799543 79562092918 81628640786 88526835782 103890997364 125026146014 128273578378 139113599086 159124185836 163257281572 177053671564 250052292028 256547156756 278227198172 285700242751 437591511049 448957524323 486897596801 571400485502 705504681079 875183022098 897915048646 973795193602 1142800971004 1411009362158 1750366044196 1795830097292 1947590387204 2822018724316 3142702670261 4938532767553 6285405340522 9877065535106 12570810681044 19754131070212 34569729372871 69139458745742 138278917491484
• Sum of all divisors σ(n): 318044177470320
• Sum of proper divisors (its aliquot sum) s(n): 179765259978836
• 138278917491484 is an abundant number, because the sum of its proper divisors (179765259978836) is greater than itself. Its abundance is 41486342487352

Bases of 138278917491484

• Binary: 11111011100001110010001110000011100101100011100₂
• Hexadecimal: 0x7DC391C1CB1C
• Base-36: 1D0KGH7VA4

Squares and roots of 138278917491484

• 138278917491484 squared (138278917491484²) is 19121059022616639727212522256
• 138278917491484 cubed (138278917491484³) is 2644039342938202020329839566087396040467904
• The square root of 138278917491484 is 11759205.6488303665
• The cube root of 138278917491484 is 51711.2842579217

Scales and comparisons

• 138,278,917,491,484 seconds is equal to 4,396,841 years, 44 weeks, 1 day, 22 hours, 18 minutes, 4 seconds.
• To count from 1 to 138,278,917,491,484 would take you about ten million, nine hundred ninety-two thousand, one hundred four 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 138278917491484 cubic inches would be around 4309.3 feet tall.

Recreational maths with 138278917491484

• 138278917491484 backwards is 484194719872831
• The number of decimal digits it has is: 15
• The sum of 138278917491484's digits is 76
• More coming soon!