31450521856

Names of 31450521856

• Cardinal: 31450521856 can be written as Thirty-one billion, four hundred fifty million, five hundred twenty-one thousand, eight hundred fifty-six.

Scientific notation

• Scientific notation: 3.1450521856 × 10¹⁰

Factors of 31450521856

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1538

Divisors of 31450521856

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 8 13 16 19 26 32 38 52 64 76 104 128 152 208 247 256 304 416 491 494 608 832 982 988 1013 1216 1664 1964 1976 2026 2432 3328 3928 3952 4052 4864 6383 7856 7904 8104 9329 12766 13169 15712 15808 16208 18658 19247 25532 26338 31424 31616 32416 37316 38494 51064 52676 62848 63232 64832 74632 76988 102128 105352 121277 125696 129664 149264 153976 204256 210704 242554 250211 259328 298528 307952 408512 421408 485108 497383 500422 597056 615904 817024 842816 970216 994766 1000844 1194112 1231808 1634048 1685632 1940432 1989532 2001688 2388224 2463616 3371264 3880864 3979064 4003376 4927232 6465979 7761728 7958128 8006752 9450277 12931958 15523456 15916256 16013504 18900554 25863916 31046912 31832512 32027008 37801108 51727832 63665024 64054016 75602216 103455664 122853601 127330048 151204432 206911328 245707202 302408864 413822656 491414404 604817728 827645312 982828808 1209635456 1655290624 1965657616 2419270912 3931315232 7862630464 15725260928 31450521856
• Sum of all divisors σ(n): 71380895040
• Sum of proper divisors (its aliquot sum) s(n): 39930373184
• 31450521856 is an abundant number, because the sum of its proper divisors (39930373184) is greater than itself. Its abundance is 8479851328

Bases of 31450521856

• Binary: 11101010010100110001110000100000000₂
• Hexadecimal: 0x75298E100
• Base-36: EG4TTZ4

Squares and roots of 31450521856

• 31450521856 squared (31450521856²) is 989135325014733684736
• 31450521856 cubed (31450521856³) is 31108822157917545273808981590016
• The square root of 31450521856 is 177342.9498344945
• The cube root of 31450521856 is 3156.5253780755

Scales and comparisons

• 31,450,521,856 seconds is equal to 1,000 years, 1 week, 3 days, 16 hours, 4 minutes, 16 seconds.
• To count from 1 to 31,450,521,856 would take you about two thousand 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 31450521856 cubic inches would be around 263 feet tall.

Recreational maths with 31450521856

• 31450521856 backwards is 65812505413
• The number of decimal digits it has is: 11
• The sum of 31450521856's digits is 40
• More coming soon!