13857015931808

Names of 13857015931808

• Cardinal: 13857015931808 can be written as Thirteen trillion, eight hundred fifty-seven billion, fifteen million, nine hundred thirty-one thousand, eight hundred eight.

Scientific notation

• Scientific notation: 1.3857015931808 × 10¹³

Factors of 13857015931808

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 16318286

Divisors of 13857015931808

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 7 8 14 16 17 28 32 34 56 68 112 119 136 223 224 238 272 446 476 544 892 952 1561 1784 1904 3122 3568 3791 3808 6244 7136 7582 12488 15164 24976 26537 30328 49952 53074 60656 106148 121312 212296 424592 849184 16318037 32636074 65272148 114226259 130544296 228452518 261088592 277406629 456905036 522177184 554813258 913810072 1109626516 1827620144 1941846403 2219253032 3638922251 3655240288 3883692806 4438506064 7277844502 7767385612 8877012128 14555689004 15534771224 25472455757 29111378008 31069542448 50944911514 58222756016 61861678267 62139084896 101889823028 116445512032 123723356534 203779646056 247446713068 407559292112 433031747869 494893426136 815118584224 866063495738 989786852272 1732126991476 1979573704544 3464253982952 6928507965904 13857015931808
• Sum of all divisors σ(n): 33160341924864
• Sum of proper divisors (its aliquot sum) s(n): 19303325993056
• 13857015931808 is an abundant number, because the sum of its proper divisors (19303325993056) is greater than itself. Its abundance is 5446310061248

Bases of 13857015931808

• Binary: 11001001101001010110100000110010001110100000₂
• Hexadecimal: 0xC9A568323A0
• Base-36: 4WTTPIAOW

Squares and roots of 13857015931808

• 13857015931808 squared (13857015931808²) is 192016890534380734506148864
• 13857015931808 cubed (13857015931808³) is 2660781111311146588822965859386520666112
• The square root of 13857015931808 is 3722501.3004440979
• The cube root of 13857015931808 is 24019.0912514967

Scales and comparisons

• 13,857,015,931,808 seconds is equal to 440,610 years, 12 weeks, 4 days, 20 hours, 10 minutes, 8 seconds.
• To count from 1 to 13,857,015,931,808 would take you about one million, one hundred one thousand, five hundred twenty-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 13857015931808 cubic inches would be around 2001.6 feet tall.

Recreational maths with 13857015931808

• 13857015931808 backwards is 80813951075831
• The number of decimal digits it has is: 14
• The sum of 13857015931808's digits is 59
• More coming soon!