12915505794464

Names of 12915505794464

• Cardinal: 12915505794464 can be written as Twelve trillion, nine hundred fifteen billion, five hundred five million, seven hundred ninety-four thousand, four hundred sixty-four.

Scientific notation

• Scientific notation: 1.2915505794464 × 10¹³

Factors of 12915505794464

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2778870

Divisors of 12915505794464

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 7 8 13 14 16 26 28 32 52 56 91 104 112 182 208 224 364 416 728 1456 1597 2912 3194 6388 11179 12776 20761 22358 25552 41522 44716 51104 83044 89432 145327 166088 178864 290654 332176 357728 581308 664352 1162616 2325232 2777251 4650464 5554502 11109004 19440757 22218008 36104263 38881514 44436016 72208526 77763028 88872032 144417052 155526056 252729841 288834104 311052112 505459682 577668208 622104224 1010919364 1155336416 2021838728 4043677456 4435269847 8087354912 8870539694 17741079388 31046888929 35482158776 57658508011 62093777858 70964317552 115317016022 124187555716 141928635104 230634032044 248375111432 403609556077 461268064088 496750222864 807219112154 922536128176 993500445728 1614438224308 1845072256352 3228876448616 6457752897232 12915505794464
• Sum of all divisors σ(n): 31314871598976
• Sum of proper divisors (its aliquot sum) s(n): 18399365804512
• 12915505794464 is an abundant number, because the sum of its proper divisors (18399365804512) is greater than itself. Its abundance is 5483860010048

Bases of 12915505794464

• Binary: 10111011111100100000001000101000110110100000₂
• Hexadecimal: 0xBBF20228DA0
• Base-36: 4KTAUOJA8

Squares and roots of 12915505794464

• 12915505794464 squared (12915505794464²) is 166810289926833159813047296
• 12915505794464 cubed (12915505794464³) is 2154439266126233486162790894437286969344
• The square root of 12915505794464 is 3593814.9360344085
• The cube root of 12915505794464 is 23462.2940186083

Scales and comparisons

• 12,915,505,794,464 seconds is equal to 410,673 years, 6 weeks, 6 days, 18 hours, 27 minutes, 44 seconds.
• To count from 1 to 12,915,505,794,464 would take you about one million, twenty-six thousand, six hundred eighty-two 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 12915505794464 cubic inches would be around 1955.2 feet tall.

Recreational maths with 12915505794464

• 12915505794464 backwards is 46449750551921
• The number of decimal digits it has is: 14
• The sum of 12915505794464's digits is 62
• More coming soon!