13568772915

Names of 13568772915

• Cardinal: 13568772915 can be written as Thirteen billion, five hundred sixty-eight million, seven hundred seventy-two thousand, nine hundred fifteen.

Scientific notation

• Scientific notation: 1.3568772915 × 10¹⁰

Factors of 13568772915

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 740

Divisors of 13568772915

• Number of divisors d(n): 60
• Complete list of divisors:
  1 3 5 9 15 27 45 81 135 269 405 463 807 1345 1389 2315 2421 4035 4167 6945 7263 12105 12501 20835 21789 36315 37503 62505 72361 108945 124547 187515 217083 361805 373641 622735 651249 1085415 1120923 1868205 1953747 3256245 3362769 5604615 5861241 9768735 10088307 16813845 29306205 33503143 50441535 100509429 167515715 301528287 502547145 904584861 1507641435 2713754583 4522924305 13568772915
• Sum of all divisors σ(n): 24466769184
• Sum of proper divisors (its aliquot sum) s(n): 10897996269
• 13568772915 is a deficient number, because the sum of its proper divisors (10897996269) is less than itself. Its deficiency is 2670776646

Bases of 13568772915

• Binary: 1100101000110000110000101100110011₂
• Hexadecimal: 0x328C30B33
• Base-36: 68EHW6R

Squares and roots of 13568772915

• 13568772915 squared (13568772915²) is 184111598418837597225
• 13568772915 cubed (13568772915³) is 2498168469962880415010259160875
• The square root of 13568772915 is 116485.0759324987
• The cube root of 13568772915 is 2385.1380719877

Scales and comparisons

• 13,568,772,915 seconds is equal to 431 years, 23 weeks, 23 hours, 35 minutes, 15 seconds.
• To count from 1 to 13,568,772,915 would take you about eight hundred sixty-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 13568772915 cubic inches would be around 198.8 feet tall.

Recreational maths with 13568772915

• 13568772915 backwards is 51927786531
• The number of decimal digits it has is: 11
• The sum of 13568772915's digits is 54
• More coming soon!