21279426413472

Names of 21279426413472

• Cardinal: 21279426413472 can be written as Twenty-one trillion, two hundred seventy-nine billion, four hundred twenty-six million, four hundred thirteen thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 2.1279426413472 × 10¹³

Factors of 21279426413472

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 46382

Divisors of 21279426413472

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 31 32 36 48 62 72 93 96 124 144 186 248 279 288 372 496 558 744 961 992 1116 1488 1723 1922 2232 2883 2976 3446 3844 4464 5169 5766 6892 7688 8649 8928 10338 11532 13784 15376 15507 17298 20676 23064 27568 30752 31014 34596 41352 44623 46128 53413 55136 62028 69192 82704 89246 92256 106826 124056 133869 138384 160239 165408 178492 213652 248112 267738 276768 320478 356984 401607 427304 480717 496224 535476 640956 713968 803214 854608 961434 1070952 1281912 1383313 1427936 1606428 1655803 1709216 1922868 2141904 2563824 2766626 3212856 3311606 3845736 4149939 4283808 4967409 5127648 5533252 6425712 6623212 7691472 8299878 9934818 11066504 12449817 12851424 13246424 14902227 15382944 16599756 19869636 22133008 24899634 26492848 29804454 33199512 39739272 42882703 44266016 49799268 52985696 59608908 66399024 76885429 79478544 85765406 99598536 119217816 128648109 132798048 153770858 158957088 171530812 199197072 230656287 238435632 257296218 307541716 343061624 385944327 398394144 461312574 476871264 514592436 615083432 686123248 691968861 771888654 922625148 1029184872 1230166864 1372246496 1383937722 1543777308 1845250296 2058369744 2383448299 2460333728 2767875444 3087554616 3690500592 4116739488 4766896598 5535750888 6175109232 7150344897 7381001184 9533793196 11071501776 12350218464 14300689794 19067586392 21451034691 22143003552 28601379588 38135172784 42902069382 57202759176 73886897269 76270345568 85804138764 114405518352 147773794538 171608277528 221660691807 228811036704 295547589076 343216555056 443321383614 591095178152 664982075421 686433110112 886642767228 1182190356304 1329964150842 1773285534456 2364380712608 2659928301684 3546571068912 5319856603368 7093142137824 10639713206736 21279426413472
• Sum of all divisors σ(n): 62566074672192
• Sum of proper divisors (its aliquot sum) s(n): 41286648258720
• 21279426413472 is an abundant number, because the sum of its proper divisors (41286648258720) is greater than itself. Its abundance is 20007221845248

Bases of 21279426413472

• Binary: 100110101101010000000101001110000001110100000₂
• Hexadecimal: 0x135A80A703A0
• Base-36: 7JJMT2G80

Squares and roots of 21279426413472

• 21279426413472 squared (21279426413472²) is 452813988486369825103094784
• 21279426413472 cubed (21279426413472³) is 9635621946986464149350552152140790530048
• The square root of 21279426413472 is 4612962.8671247723
• The cube root of 21279426413472 is 27711.0706631625

Scales and comparisons

• 21,279,426,413,472 seconds is equal to 676,619 years, 48 weeks, 5 days, 13 hours, 31 minutes, 12 seconds.
• To count from 1 to 21,279,426,413,472 would take you about one million, six hundred ninety-one thousand, five hundred forty-nine 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 21279426413472 cubic inches would be around 2309.3 feet tall.

Recreational maths with 21279426413472

• 21279426413472 backwards is 27431462497212
• The number of decimal digits it has is: 14
• The sum of 21279426413472's digits is 54
• More coming soon!