21642506760441125

Names of 21642506760441125

• Cardinal: 21642506760441125 can be written as Twenty-one quadrillion, six hundred forty-two trillion, five hundred six billion, seven hundred sixty million, four hundred forty-one thousand, one hundred twenty-five.

Scientific notation

• Scientific notation: 2.1642506760441125 × 10¹⁶

Factors of 21642506760441125

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 628

Divisors of 21642506760441125

• Number of divisors d(n): 192
• Complete list of divisors:
  1 5 13 17 25 65 85 125 169 221 289 325 425 593 845 1105 1445 1625 2125 2873 2965 3757 4225 4913 5525 7225 7709 10081 14365 14825 18785 21125 24565 27625 36125 38545 48841 50405 63869 71825 74125 93925 100217 122825 131053 171377 192725 244205 252025 319345 351649 359125 469625 501085 614125 655265 830297 856885 963625 1221025 1260125 1596725 1703689 1758245 2227901 2505425 2913409 3276325 4151485 4284425 4571437 5978033 6105125 7983625 8518445 8791225 11139505 12527125 14567045 16381625 20757425 21422125 22857185 28962713 29890165 37874317 42592225 43956125 55697525 59428681 72835225 77714429 101626561 103787125 114285925 144813565 149450825 189371585 208527857 212961125 278487625 297143405 364176125 388572145 492366121 508132805 571429625 724067825 747254125 946857925 1010287577 1042639285 1321145293 1485717025 1727651537 1942860725 2461830605 2540664025 2710862141 3544973569 3620339125 4734289625 5051437885 5213196425 6605726465 7428585125 8638257685 9714303625 12309153025 12703320125 13554310705 17174888809 17724867845 22459469981 25257189425 26065982125 33028632325 35241207833 43191288425 46084656397 60264550673 61545765125 67771553525 85874444045 88624339225 112297349905 126285947125 165143161625 176206039165 215956442125 230423281985 291973109753 301322753365 338857767625 429372220225 443121696125 561486749525 599100533161 783439158749 881030195825 1024497361441 1152116409925 1459865548765 1506613766825 2146861101125 2807433747625 2995502665805 3917195793745 4405150979125 5122486807205 5760582049625 7299327743825 7533068834125 10184709063737 13318465698733 14977513329025 19585978968725 25612434036025 36496638719125 50923545318685 66592328493665 74887566645125 97929894843625 128062170180125 173140054083529 254617726593425 332961642468325 865700270417645 1273088632967125 1664808212341625 4328501352088225 21642506760441125
• Sum of all divisors σ(n): 31127429474856000
• Sum of proper divisors (its aliquot sum) s(n): 9484922714414875
• 21642506760441125 is a deficient number, because the sum of its proper divisors (9484922714414875) is less than itself. Its deficiency is 12157584046026250

Bases of 21642506760441125

• Binary: 1001100111000111011111011000111100000010100110100100101₂
• Hexadecimal: 0x4CE3BEC7814D25
• Base-36: 5X3MMCK78YT

Squares and roots of 21642506760441125

• 21642506760441125 squared (21642506760441125²) is 468398098875739799189204591265625
• 21642506760441125 cubed (21642506760441125³) is 10137309021495969115319963604406663893447048828125
• The square root of 21642506760441125 is 147113924.4274352331
• The cube root of 21642506760441125 is 278677.8944834835

Scales and comparisons

• 21,642,506,760,441,125 seconds is equal to 688,164,770 years, 16 weeks, 1 day, 23 hours, 52 minutes, 5 seconds.
• To count from 1 to 21,642,506,760,441,125 would take you about two billion, sixty-four million, four hundred ninety-four thousand, three hundred ten 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 21642506760441125 cubic inches would be around 23223.2 feet tall.

Recreational maths with 21642506760441125

• 21642506760441125 backwards is 52114406760524612
• The number of decimal digits it has is: 17
• The sum of 21642506760441125's digits is 56
• More coming soon!