18808963896840

Names of 18808963896840

• Cardinal: 18808963896840 can be written as Eighteen trillion, eight hundred eight billion, nine hundred sixty-three million, eight hundred ninety-six thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.880896389684 × 10¹³

Factors of 18808963896840

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 524400

Divisors of 18808963896840

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 20 24 26 29 30 39 40 52 58 60 61 65 78 87 104 116 120 122 130 145 156 169 174 183 195 232 244 260 290 305 312 338 348 366 377 390 435 488 507 520 580 610 676 696 732 754 780 793 845 870 915 1014 1131 1160 1220 1352 1464 1508 1560 1586 1690 1740 1769 1830 1885 2028 2262 2379 2440 2535 3016 3172 3380 3480 3538 3660 3770 3965 4056 4524 4758 4901 5070 5307 5655 6344 6760 7076 7320 7540 7930 8845 9048 9516 9802 10140 10309 10614 11310 11895 14152 14703 15080 15860 17690 19032 19604 20280 20618 21228 22620 22997 23790 24505 26535 29406 30927 31720 35380 39208 41236 42456 45240 45994 47580 49010 51545 53070 58812 61854 68991 70760 73515 82472 91988 95160 98020 103090 106140 114985 117624 123708 137982 147030 154635 183976 196040 206180 212280 229970 247416 275964 294060 298961 309270 344955 412360 459940 524287 551928 588120 597922 618540 689910 896883 919880 1048574 1195844 1237080 1379820 1494805 1572861 1793766 2097148 2391688 2621435 2759640 2989610 3145722 3587532 4194296 4484415 5242870 5979220 6291444 6815731 7175064 7864305 8968830 10485740 11958440 12582888 13631462 15204323 15728610 17937660 20447193 20971480 27262924 30408646 31457220 31981507 34078655 35875320 40894386 45612969 54525848 60817292 62914440 63963014 68157310 76021615 81788772 88604503 91225938 95944521 102235965 121634584 127926028 136314620 152043230 159907535 163577544 177209006 182451876 191889042 197656199 204471930 228064845 255852056 265813509 272629240 304086460 319815070 354418012 364903752 383778084 395312398 408943860 415759591 443022515 456129690 479722605 531627018 592968597 608172920 639630140 708836024 767556168 790624796 817887720 831519182 886045030 912259380 927463703 959445210 988280995 1063254036 1185937194 1247278773 1279260280 1329067545 1581249592 1663038364 1772090060 1824518760 1854927406 1918890420 1976561990 2078797955 2126508072 2371874388 2494557546 2569530587 2658135090 2782391109 2964842985 3326076728 3544180120 3709854812 3837780840 3953123980 4157595910 4637318515 4743748776 4989115092 5139061174 5316270180 5404874683 5564782218 5929685970 6236393865 7419709624 7708591761 7906247960 8315191820 9274637030 9978230184 10278122348 10632540360 10809749366 11129564436 11859371940 12057028139 12472787730 12847652935 13911955545 15417183522 16214624049 16630383640 18549274060 20556244696 21619498732 22259128872 23718743880 24114056278 24945575460 25695305870 27024373415 27823911090 30834367044 32429248098 36171084417 37098548120 38542958805 43238997464 48228112556 49891150920 51390611740 54048746830 55647822180 60285140695 61668734088 64858496196 72342168834 77085917610 81073120245 96456225112 102781223480 108097493660 111295644360 120570281390 129716992392 144684337668 154171835220 156741365807 162146240490 180855422085 216194987320 241140562780 289368675336 308343670440 313482731614 324292480980 361710844170 470224097421 482281125560 626965463228 648584961960 723421688340 783706829035 940448194842 1253930926456 1446843376680 1567413658070 1880896389684 2351120487105 3134827316140 3761792779368 4702240974210 6269654632280 9404481948420 18808963896840
• Sum of all divisors σ(n): 64244573798400
• Sum of proper divisors (its aliquot sum) s(n): 45435609901560
• 18808963896840 is an abundant number, because the sum of its proper divisors (45435609901560) is greater than itself. Its abundance is 26626646004720

Bases of 18808963896840

• Binary: 100010001101101001101100111001001011000001000₂
• Hexadecimal: 0x111B4D9C9608
• Base-36: 6O0PVGYKO

Squares and roots of 18808963896840

• 18808963896840 squared (18808963896840²) is 353777122872630558161985600
• 18808963896840 cubed (18808963896840³) is 6654181131639236758228124938927965504000
• The square root of 18808963896840 is 4336930.2388717299
• The cube root of 18808963896840 is 26594.2833065351

Scales and comparisons

• 18,808,963,896,840 seconds is equal to 598,066 years, 45 weeks, 2 days, 9 hours, 34 minutes.
• To count from 1 to 18,808,963,896,840 would take you about one million, four hundred ninety-five thousand, one hundred sixty-seven 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 18808963896840 cubic inches would be around 2216.2 feet tall.

Recreational maths with 18808963896840

• 18808963896840 backwards is 04869836980881
• 18808963896840 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18808963896840's digits is 78
• More coming soon!