21002142536160

Names of 21002142536160

• Cardinal: 21002142536160 can be written as Twenty-one trillion, two billion, one hundred forty-two million, five hundred thirty-six thousand, one hundred sixty.

Scientific notation

• Scientific notation: 2.100214253616 × 10¹³

Factors of 21002142536160

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 30114652

Divisors of 21002142536160

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 80 96 120 160 240 480 1453 2906 4359 5812 7265 8718 11624 14530 17436 21795 23248 29060 34872 43590 46496 58120 69744 87180 116240 139488 174360 232480 348720 697440 30113189 60226378 90339567 120452756 150565945 180679134 240905512 301131890 361358268 451697835 481811024 602263780 722716536 903395670 963622048 1204527560 1445433072 1806791340 2409055120 2890866144 3613582680 4818110240 7227165360 14454330720 43754463617 87508927234 131263390851 175017854468 218772318085 262526781702 350035708936 437544636170 525053563404 656316954255 700071417872 875089272340 1050107126808 1312633908510 1400142835744 1750178544680 2100214253616 2625267817020 3500357089360 4200428507232 5250535634040 7000714178720 10501071268080 21002142536160
• Sum of all divisors σ(n): 66202282329120
• Sum of proper divisors (its aliquot sum) s(n): 45200139792960
• 21002142536160 is an abundant number, because the sum of its proper divisors (45200139792960) is greater than itself. Its abundance is 24197997256800

Bases of 21002142536160

• Binary: 100110001100111110001001111101101000111100000₂
• Hexadecimal: 0x1319F13ED1E0
• Base-36: 7G091EN6O

Squares and roots of 21002142536160

• 21002142536160 squared (21002142536160²) is 441089991109181196907545600
• 21002142536160 cubed (21002142536160³) is 9263834864548570634280824096624848896000
• The square root of 21002142536160 is 4582809.4588538153
• The cube root of 21002142536160 is 27590.1800009215

Scales and comparisons

• 21,002,142,536,160 seconds is equal to 667,803 years, 8 weeks, 5 days, 10 hours, 16 minutes.
• To count from 1 to 21,002,142,536,160 would take you about one million, six hundred sixty-nine thousand, five hundred 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 21002142536160 cubic inches would be around 2299.2 feet tall.

Recreational maths with 21002142536160

• 21002142536160 backwards is 06163524120012
• The number of decimal digits it has is: 14
• The sum of 21002142536160's digits is 33
• More coming soon!