21007192958432

Names of 21007192958432

• Cardinal: 21007192958432 can be written as Twenty-one trillion, seven billion, one hundred ninety-two million, nine hundred fifty-eight thousand, four hundred thirty-two.

Scientific notation

• Scientific notation: 2.1007192958432 × 10¹³

Factors of 21007192958432

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 829

Divisors of 21007192958432

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 8 16 23 32 46 92 113 184 226 368 452 529 691 736 904 1058 1382 1808 2116 2599 2764 3616 4232 5198 5528 8464 10396 11056 12167 15893 16928 20792 22112 24334 31786 41584 48668 59777 63572 78083 83168 97336 119554 127144 156166 194672 239108 254288 312332 365539 389344 477481 478216 508576 624664 731078 954962 956432 1249328 1374871 1462156 1795909 1909924 1912864 2498656 2749742 2924312 3591818 3819848 5499484 5848624 7183636 7639696 8407397 10982063 10998968 11697248 14367272 15279392 16814794 21964126 21997936 28734544 33629588 41305907 43928252 43995872 53955353 57469088 67259176 82611814 87856504 107910706 134518352 165223628 175713008 215821412 252587449 269036704 330447256 351426016 431642824 505174898 660894512 863285648 950035861 1010349796 1240973119 1321789024 1726571296 1900071722 2020699592 2481946238 3800143444 4041399184 4963892476 5809511327 7600286888 8082798368 9927784952 11619022654 15200573776 19855569904 23238045308 28542381737 30401147552 39711139808 46476090616 57084763474 92952181232 114169526948 185904362464 228339053896 456678107792 656474779951 913356215584 1312949559902 2625899119804 5251798239608 10503596479216 21007192958432
• Sum of all divisors σ(n): 43683513541920
• Sum of proper divisors (its aliquot sum) s(n): 22676320583488
• 21007192958432 is an abundant number, because the sum of its proper divisors (22676320583488) is greater than itself. Its abundance is 1669127625056

Bases of 21007192958432

• Binary: 100110001101100011110010001100010010111100000₂
• Hexadecimal: 0x131B1E4625E0
• Base-36: 7G2KKAPY8

Squares and roots of 21007192958432

• 21007192958432 squared (21007192958432²) is 441302155992795004479898624
• 21007192958432 cubed (21007192958432³) is 9270519543912703248236592268582005997568
• The square root of 21007192958432 is 4583360.4438699779
• The cube root of 21007192958432 is 27592.3913767615

Scales and comparisons

• 21,007,192,958,432 seconds is equal to 667,963 years, 39 weeks, 2 days, 9 hours, 20 minutes, 32 seconds.
• To count from 1 to 21,007,192,958,432 would take you about one million, six hundred sixty-nine thousand, nine hundred 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 21007192958432 cubic inches would be around 2299.4 feet tall.

Recreational maths with 21007192958432

• 21007192958432 backwards is 23485929170012
• The number of decimal digits it has is: 14
• The sum of 21007192958432's digits is 53
• More coming soon!