12712663808

Names of 12712663808

• Cardinal: 12712663808 can be written as Twelve billion, seven hundred twelve million, six hundred sixty-three thousand, eight hundred eight.

Scientific notation

• Scientific notation: 1.2712663808 × 10¹⁰

Factors of 12712663808

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 3975

Divisors of 12712663808

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 8 13 16 26 32 52 64 104 128 208 256 416 832 1663 1664 2297 3326 3328 4594 6652 9188 13304 18376 21619 26608 29861 36752 43238 53216 59722 73504 86476 106432 119444 147008 172952 212864 238888 294016 345904 425728 477776 588032 691808 955552 1383616 1911104 2767232 3819911 3822208 5534464 7639822 7644416 15279644 30559288 49658843 61118576 99317686 122237152 198635372 244474304 397270744 488948608 794541488 977897216 1589082976 3178165952 6356331904 12712663808
• Sum of all divisors σ(n): 27355980288
• Sum of proper divisors (its aliquot sum) s(n): 14643316480
• 12712663808 is an abundant number, because the sum of its proper divisors (14643316480) is greater than itself. Its abundance is 1930652672

Bases of 12712663808

• Binary: 1011110101101110111101101100000000₂
• Hexadecimal: 0x2F5BBDB00
• Base-36: 5U8SI68

Squares and roots of 12712663808

• 12712663808 squared (12712663808²) is 161611821095233060864
• 12712663808 cubed (12712663808³) is 2054516748982340254170834010112
• The square root of 12712663808 is 112750.4492585285
• The cube root of 12712663808 is 2333.8817822247

Scales and comparisons

• 12,712,663,808 seconds is equal to 404 years, 11 weeks, 4 days, 7 hours, 30 minutes, 8 seconds.
• To count from 1 to 12,712,663,808 would take you about eight hundred eight 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 12712663808 cubic inches would be around 194.5 feet tall.

Recreational maths with 12712663808

• 12712663808 backwards is 80836621721
• The number of decimal digits it has is: 11
• The sum of 12712663808's digits is 44
• More coming soon!