31879694912

Names of 31879694912

• Cardinal: 31879694912 can be written as Thirty-one billion, eight hundred seventy-nine million, six hundred ninety-four thousand, nine hundred twelve.

Scientific notation

• Scientific notation: 3.1879694912 × 10¹⁰

Factors of 31879694912

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2205

Divisors of 31879694912

• Number of divisors d(n): 126
• Complete list of divisors:
  1 2 4 8 13 16 26 32 37 52 64 74 104 148 169 208 296 338 416 481 592 676 832 962 1184 1352 1369 1924 2153 2368 2704 2738 3848 4306 5408 5476 6253 7696 8612 10816 10952 12506 15392 17224 17797 21904 25012 27989 30784 34448 35594 43808 50024 55978 68896 71188 79661 87616 100048 111956 137792 142376 159322 200096 223912 231361 284752 318644 363857 400192 447824 462722 569504 637288 727714 895648 925444 1035593 1139008 1274576 1455428 1791296 1850888 2071186 2549152 2910856 2947457 3701776 4142372 5098304 5821712 5894914 7403552 8284744 11643424 11789828 13462709 14807104 16569488 23286848 23579656 26925418 33138976 38316941 47159312 53850836 66277952 76633882 94318624 107701672 153267764 188637248 215403344 306535528 430806688 498120233 613071056 861613376 996240466 1226142112 1992480932 2452284224 3984961864 7969923728 15939847456 31879694912
• Sum of all divisors σ(n): 70435987398
• Sum of proper divisors (its aliquot sum) s(n): 38556292486
• 31879694912 is an abundant number, because the sum of its proper divisors (38556292486) is greater than itself. Its abundance is 6676597574

Bases of 31879694912

• Binary: 11101101100001011011000101001000000₂
• Hexadecimal: 0x76C2D8A40
• Base-36: EN8CI0W

Squares and roots of 31879694912

• 31879694912 squared (31879694912²) is 1016314947682198687744
• 31879694912 cubed (31879694912³) is 32399810466613735698645473558528
• The square root of 31879694912 is 178548.8586129859
• The cube root of 31879694912 is 3170.8185154613

Scales and comparisons

• 31,879,694,912 seconds is equal to 1,013 years, 35 weeks, 22 hours, 48 minutes, 32 seconds.
• To count from 1 to 31,879,694,912 would take you about two thousand and twenty-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 31879694912 cubic inches would be around 264.2 feet tall.

Recreational maths with 31879694912

• 31879694912 backwards is 21949697813
• The number of decimal digits it has is: 11
• The sum of 31879694912's digits is 59
• More coming soon!