31268736928

Names of 31268736928

• Cardinal: 31268736928 can be written as Thirty-one billion, two hundred sixty-eight million, seven hundred thirty-six thousand, nine hundred twenty-eight.

Scientific notation

• Scientific notation: 3.1268736928 × 10¹⁰

Factors of 31268736928

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 236

Divisors of 31268736928

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 8 11 13 16 22 26 32 44 52 59 88 104 118 143 151 169 176 208 236 286 302 338 352 416 472 572 604 649 676 767 944 1144 1208 1298 1352 1534 1661 1859 1888 1963 2288 2416 2596 2704 3068 3322 3481 3718 3926 4576 4832 5192 5408 6136 6644 6962 7436 7852 8437 8909 9971 10384 12272 13288 13924 14872 15704 16874 17818 19942 20768 21593 24544 25519 26576 27848 29744 31408 33748 35636 38291 39884 43186 45253 51038 53152 55696 59488 62816 67496 71272 76582 79768 86372 90506 97999 102076 109681 111392 115817 134992 142544 153164 159536 172744 181012 195998 204152 219362 231634 269984 280709 285088 306328 319072 345488 362024 391996 408304 438724 463268 497783 525631 561418 588289 612656 690976 724048 783992 816608 877448 926536 995566 1051262 1122836 1176578 1225312 1273987 1448096 1505621 1567984 1754896 1853072 1991132 2102524 2245672 2353156 2547974 3011242 3135968 3509792 3706144 3982264 4205048 4491344 4706312 5095948 5781941 6022484 6471179 6833203 7964528 8410096 8982688 9412624 10191896 11563882 12044968 12942358 13666406 15929056 16561831 16820192 18825248 20383792 23127764 24089936 25884716 27332812 33123662 40767584 46255528 48179872 51769432 54665624 66247324 75165233 88831639 92511056 103538864 109331248 132494648 150330466 177663278 185022112 207077728 218662496 264989296 300660932 355326556 529978592 601321864 710653112 977148029 1202643728 1421306224 1954296058 2405287456 2842612448 3908592116 7817184232 15634368464 31268736928
• Sum of all divisors σ(n): 74463320736
• Sum of proper divisors (its aliquot sum) s(n): 43194583808
• 31268736928 is an abundant number, because the sum of its proper divisors (43194583808) is greater than itself. Its abundance is 11925846880

Bases of 31268736928

• Binary: 11101000111110000110000111110100000₂
• Hexadecimal: 0x747C30FA0
• Base-36: ED4LJTS

Squares and roots of 31268736928

• 31268736928 squared (31268736928²) is 977733909072470877184
• 31268736928 cubed (31268736928³) is 30572504388372164345607893450752
• The square root of 31268736928 is 176829.6833905439
• The cube root of 31268736928 is 3150.4320202959

Scales and comparisons

• 31,268,736,928 seconds is equal to 994 years, 12 weeks, 6 days, 16 hours, 15 minutes, 28 seconds.
• To count from 1 to 31,268,736,928 would take you about one thousand, nine hundred eighty-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 31268736928 cubic inches would be around 262.5 feet tall.

Recreational maths with 31268736928

• 31268736928 backwards is 82963786213
• The number of decimal digits it has is: 11
• The sum of 31268736928's digits is 55
• More coming soon!