12931144317840

Names of 12931144317840

• Cardinal: 12931144317840 can be written as Twelve trillion, nine hundred thirty-one billion, one hundred forty-four million, three hundred seventeen thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.293114431784 × 10¹³

Factors of 12931144317840

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 7697109730

Divisors of 12931144317840

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 35 40 42 48 56 60 70 80 84 105 112 120 140 168 210 240 280 336 420 560 840 1680 7697109713 15394219426 23091329139 30788438852 38485548565 46182658278 53879767991 61576877704 76971097130 92365316556 107759535982 115456645695 123153755408 153942194260 161639303973 184730633112 215519071964 230913291390 269398839955 307884388520 323278607946 369461266224 431038143928 461826582780 538797679910 615768777040 646557215892 808196519865 862076287856 923653165560 1077595359820 1293114431784 1616393039730 1847306331120 2155190719640 2586228863568 3232786079460 4310381439280 6465572158920 12931144317840
• Sum of all divisors σ(n): 45813197017728
• Sum of proper divisors (its aliquot sum) s(n): 32882052699888
• 12931144317840 is an abundant number, because the sum of its proper divisors (32882052699888) is greater than itself. Its abundance is 19950908382048

Bases of 12931144317840

• Binary: 10111100001011000100010000110111101110010000₂
• Hexadecimal: 0xBC2C4437B90
• Base-36: 4L0HHGD5C

Squares and roots of 12931144317840

• 12931144317840 squared (12931144317840²) is 167214493368805718942265600
• 12931144317840 cubed (12931144317840³) is 2162274745786526432007173868456098304000
• The square root of 12931144317840 is 3595990.0330562653
• The cube root of 12931144317840 is 23471.7598407405

Scales and comparisons

• 12,931,144,317,840 seconds is equal to 411,170 years, 20 weeks, 2 days, 4 hours, 44 minutes.
• To count from 1 to 12,931,144,317,840 would take you about one million, twenty-seven thousand, nine 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 12931144317840 cubic inches would be around 1956 feet tall.

Recreational maths with 12931144317840

• 12931144317840 backwards is 04871344113921
• 12931144317840 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 12931144317840's digits is 48
• More coming soon!