138936993780

Names of 138936993780

• Cardinal: 138936993780 can be written as One hundred thirty-eight billion, nine hundred thirty-six million, nine hundred ninety-three thousand, seven hundred eighty.

Scientific notation

• Scientific notation: 1.3893699378 × 10¹¹

Factors of 138936993780

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 775

Divisors of 138936993780

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 5 6 10 12 13 15 17 20 23 26 29 30 34 39 46 51 52 58 60 65 68 69 78 85 87 92 102 115 116 130 138 145 156 170 174 195 204 221 230 255 260 276 290 299 340 345 348 377 390 391 435 442 460 493 510 529 580 598 663 667 683 690 754 780 782 870 884 897 986 1020 1058 1105 1131 1173 1196 1326 1334 1366 1380 1479 1495 1508 1564 1587 1740 1794 1885 1955 1972 2001 2049 2116 2210 2262 2346 2465 2645 2652 2668 2732 2958 2990 3174 3315 3335 3415 3588 3770 3910 4002 4098 4420 4485 4524 4692 4930 5083 5290 5655 5865 5916 5980 6348 6409 6630 6670 6830 6877 7395 7540 7820 7935 8004 8196 8671 8879 8970 8993 9860 10005 10166 10245 10580 11310 11339 11611 11730 12818 13260 13340 13660 13754 14790 15249 15341 15709 15870 17342 17758 17940 17986 19227 19807 20010 20332 20490 20631 22620 22678 23222 23460 25415 25636 26013 26637 26979 27508 29580 30498 30682 31418 31740 32045 34017 34385 34684 34833 35516 35972 38454 39614 40020 40980 41262 43355 44395 44965 45356 46023 46444 47127 50830 52026 53274 53958 56695 58055 59421 60996 61364 62836 64090 68034 68770 69666 76245 76705 76908 78545 79228 82524 86710 88790 89930 92046 94254 96135 99035 101660 103155 104052 106548 107916 113390 116110 116909 118842 128180 130065 133185 134895 136068 137540 139332 147407 150943 152490 153410 157090 170085 173420 174165 177580 179860 184092 188508 192270 198070 199433 204217 206310 226780 230115 232220 233818 235635 237684 257491 260130 260797 266370 267053 269790 294814 297105 301886 304980 306820 314180 336719 340170 348330 350727 361307 384540 396140 398866 408434 412620 442221 452829 455561 460230 467636 471270 514982 520260 521594 532740 534106 539580 584545 589628 594210 598299 603772 612651 673438 680340 696660 701454 722614 737035 754715 772473 782391 797732 801159 816868 884442 905658 911122 920460 942540 997165 1010157 1021085 1029964 1043188 1068212 1083921 1169090 1188420 1196598 1225302 1287455 1303985 1335265 1346876 1366683 1402908 1445228 1474070 1509430 1544946 1564782 1602318 1683595 1753635 1768884 1806535 1811316 1822244 1994330 2020314 2042170 2167842 2211105 2264145 2277805 2338180 2393196 2450604 2574910 2607970 2670530 2733366 2948140 2991495 3018860 3063255 3089892 3129564 3204636 3367190 3390361 3471689 3507270 3613070 3862365 3911955 3988660 4005795 4040628 4084340 4335684 4377347 4422210 4528290 4555610 4696991 5050785 5149820 5215940 5341060 5419605 5466732 5922293 5982990 6126510 6142219 6734380 6780722 6833415 6943378 7014540 7226140 7724730 7744537 7823910 8011590 8754694 8844420 9056580 9111220 9393982 10101570 10171083 10415067 10477903 10839210 11844586 11965980 12253020 12284438 13132041 13561444 13666830 13886756 14090973 15449460 15489074 15647820 16023180 16951805 17358445 17509388 17766879 18426657 18787964 20203140 20342166 20830134 20955806 21678420 21886735 23233611 23484955 23689172 24568876 26264082 27333660 28181946 29611465 30711095 30978148 31433709 33903610 34716890 35533758 36853314 38722685 40684332 41660268 41911612 43773470 46467222 46969910 50855415 52075335 52389515 52528164 56363892 59222930 61422190 62867418 65660205 67807220 69433780 70454865 71067516 73706628 77445370 79848847 87546940 88834395 92133285 92934444 93939820 100678981 101710830 104150670 104779030 116168055 118445860 122844380 125734836 131320410 136212739 140909730 154890740 157168545 159697694 177668790 178124351 184266570 201357962 203421660 208301340 209558060 232336110 239546541 262640820 272425478 281819460 302036943 314337090 319395388 355337580 356248702 368533140 399244235 402715924 408638217 464672220 479093082 503394905 534373053 544850956 604073886 628674180 681063695 712497404 798488470 817276434 890621755 958186164 1006789810 1068746106 1197732705 1208147772 1362127390 1510184715 1596976940 1634552868 1781243510 2013579620 2043191085 2137492212 2315616563 2395465410 2671865265 2724254780 3020369430 3562487020 4086382170 4631233126 4790930820 5343730530 6040738860 6946849689 8172764340 9262466252 10687461060 11578082815 13893699378 23156165630 27787398756 34734248445 46312331260 69468496890 138936993780
• Sum of all divisors σ(n): 480410300160
• Sum of proper divisors (its aliquot sum) s(n): 341473306380
• 138936993780 is an abundant number, because the sum of its proper divisors (341473306380) is greater than itself. Its abundance is 202536312600

Bases of 138936993780

• Binary: 10000001011001010010100100011111110100₂
• Hexadecimal: 0x20594A47F4
• Base-36: 1RTRHYIC

Squares and roots of 138936993780

• 138936993780 squared (138936993780²) is 19303488240623758688400
• 138936993780 cubed (138936993780³) is 2681968625619846304210451758152000
• The square root of 138936993780 is 372742.5301464807
• The cube root of 138936993780 is 5179.3186665675

Scales and comparisons

• 138,936,993,780 seconds is equal to 4,417 years, 39 weeks, 6 days, 1 hour, 23 minutes.
• To count from 1 to 138,936,993,780 would take you about eight thousand, eight hundred thirty-five 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 138936993780 cubic inches would be around 431.6 feet tall.

Recreational maths with 138936993780

• 138936993780 backwards is 087399639831
• The number of decimal digits it has is: 12
• The sum of 138936993780's digits is 66
• More coming soon!