21312733662

Names of 21312733662

• Cardinal: 21312733662 can be written as Twenty-one billion, three hundred twelve million, seven hundred thirty-three thousand, six hundred sixty-two.

Scientific notation

• Scientific notation: 2.1312733662 × 10¹⁰

Factors of 21312733662

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1288

Divisors of 21312733662

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 9 11 18 22 23 27 33 46 54 66 69 99 138 198 207 253 297 414 506 594 621 759 1242 1249 1518 2277 2498 3747 4554 6831 7494 11241 13662 13739 22482 27478 28727 33723 41217 57454 67446 82434 86181 123651 172362 247302 258543 315997 370953 517086 631994 741906 775629 947991 1551258 1560001 1895982 2843973 3120002 4680003 5687946 8531919 9360006 14040009 17063838 17160011 28080018 34320022 35880023 42120027 51480033 71760046 84240054 102960066 107640069 154440099 215280138 308880198 322920207 394680253 463320297 645840414 789360506 926640594 968760621 1184040759 1937521242 2368081518 3552122277 7104244554 10656366831 21312733662
• Sum of all divisors σ(n): 53956834560
• Sum of proper divisors (its aliquot sum) s(n): 32644100898
• 21312733662 is an abundant number, because the sum of its proper divisors (32644100898) is greater than itself. Its abundance is 11331367236

Bases of 21312733662

• Binary: 10011110110010101101000000111011110₂
• Hexadecimal: 0x4F65681DE
• Base-36: 9SH1UJI

Squares and roots of 21312733662

• 21312733662 squared (21312733662²) is 454232616147347930244
• 21312733662 cubed (21312733662³) is 9680938768541906984937326673528
• The square root of 21312733662 is 145988.8134824035
• The cube root of 21312733662 is 2772.5521215209

Scales and comparisons

• 21,312,733,662 seconds is equal to 677 years, 35 weeks, 2 days, 3 hours, 47 minutes, 42 seconds.
• To count from 1 to 21,312,733,662 would take you about one thousand, three hundred fifty-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 21312733662 cubic inches would be around 231 feet tall.

Recreational maths with 21312733662

• 21312733662 backwards is 26633721312
• The number of decimal digits it has is: 11
• The sum of 21312733662's digits is 36
• More coming soon!