12697817664

Names of 12697817664

• Cardinal: 12697817664 can be written as Twelve billion, six hundred ninety-seven million, eight hundred seventeen thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 1.2697817664 × 10¹⁰

Factors of 12697817664

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1349695

Divisors of 12697817664

• Number of divisors d(n): 84
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 49 56 64 84 96 98 112 147 168 192 196 224 294 336 392 448 588 672 784 1176 1344 1568 2352 3136 4704 9408 1349683 2699366 4049049 5398732 8098098 9447781 10797464 16196196 18895562 21594928 28343343 32392392 37791124 43189856 56686686 64784784 66134467 75582248 86379712 113373372 129569568 132268934 151164496 198403401 226746744 259139136 264537868 302328992 396806802 453493488 529075736 604657984 793613604 906986976 1058151472 1587227208 1813973952 2116302944 3174454416 4232605888 6348908832 12697817664
• Sum of all divisors σ(n): 39081449904
• Sum of proper divisors (its aliquot sum) s(n): 26383632240
• 12697817664 is an abundant number, because the sum of its proper divisors (26383632240) is greater than itself. Its abundance is 13685814576

Bases of 12697817664

• Binary: 1011110100110110010101001001000000₂
• Hexadecimal: 0x2F4D95240
• Base-36: 5TZYATC

Squares and roots of 12697817664

• 12697817664 squared (12697817664²) is 161234573428190416896
• 12697817664 cubed (12697817664³) is 2047327214523981311217552850944
• The square root of 12697817664 is 112684.5937295779
• The cube root of 12697817664 is 2332.9729078841

Scales and comparisons

• 12,697,817,664 seconds is equal to 403 years, 39 weeks, 11 hours, 34 minutes, 24 seconds.
• To count from 1 to 12,697,817,664 would take you about eight 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 12697817664 cubic inches would be around 194.4 feet tall.

Recreational maths with 12697817664

• 12697817664 backwards is 46671879621
• The number of decimal digits it has is: 11
• The sum of 12697817664's digits is 57
• More coming soon!