31747968868

Names of 31747968868

• Cardinal: 31747968868 can be written as Thirty-one billion, seven hundred forty-seven million, nine hundred sixty-eight thousand, eight hundred sixty-eight.

Scientific notation

• Scientific notation: 3.1747968868 × 10¹⁰

Factors of 31747968868

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 250

Divisors of 31747968868

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 7 11 14 22 28 31 44 49 62 77 98 121 124 154 196 199 217 242 308 341 343 398 434 484 539 682 686 796 847 868 961 1078 1364 1372 1393 1519 1694 1922 2156 2189 2387 2786 3038 3388 3751 3773 3844 4378 4774 5572 5929 6076 6169 6727 7502 7546 8756 9548 9751 10571 10633 11858 12338 13454 15004 15092 15323 16709 19502 21142 21266 23716 24079 24676 26257 26908 30646 33418 39004 41503 42284 42532 43183 47089 48158 52514 61292 66836 67859 68257 73997 83006 86366 94178 96316 105028 107261 116281 116963 135718 136514 147994 166012 168553 172732 183799 188356 191239 214522 232562 233926 271436 273028 295988 302281 329623 337106 367598 382478 429044 465124 467852 475013 517979 604562 659246 674212 735196 746449 750827 764956 813967 950026 1035958 1179871 1209124 1286593 1318492 1338673 1492898 1501654 1627934 1900052 2071916 2103629 2115967 2359742 2573186 2677346 2985796 3003308 3255868 3325091 3625853 4207258 4231934 4719484 5146372 5225143 5354692 5697769 6650182 7251706 8259097 8414516 8463868 9370711 10450286 11395538 13300364 14503412 14725403 16518194 18741422 20900572 22791076 23139919 23275637 29450806 33036388 36576001 37482844 39884383 46279838 46551274 58901612 65594977 73152002 79768766 92559676 93102548 103077821 131189954 146304004 159537532 161979433 206155642 256032007 262379908 323958866 412311284 512064014 647917732 721544747 1024128028 1133856031 1443089494 2267712062 2886178988 4535424124 7936992217 15873984434 31747968868
• Sum of all divisors σ(n): 73958640000
• Sum of proper divisors (its aliquot sum) s(n): 42210671132
• 31747968868 is an abundant number, because the sum of its proper divisors (42210671132) is greater than itself. Its abundance is 10462702264

Bases of 31747968868

• Binary: 11101100100010100111000111101100100₂
• Hexadecimal: 0x764538F64
• Base-36: EL1X5K4

Squares and roots of 31747968868

• 31747968868 squared (31747968868²) is 1007933527243497201424
• 31747968868 cubed (31747968868³) is 31999842243939979006254277268032
• The square root of 31747968868 is 178179.5972270675
• The cube root of 31747968868 is 3166.4452408249

Scales and comparisons

• 31,747,968,868 seconds is equal to 1,009 years, 25 weeks, 2 days, 8 hours, 14 minutes, 28 seconds.
• To count from 1 to 31,747,968,868 would take you about two thousand and eighteen 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 31747968868 cubic inches would be around 263.9 feet tall.

Recreational maths with 31747968868

• 31747968868 backwards is 86886974713
• The number of decimal digits it has is: 11
• The sum of 31747968868's digits is 67
• More coming soon!