31307979248

Names of 31307979248

• Cardinal: 31307979248 can be written as Thirty-one billion, three hundred seven million, nine hundred seventy-nine thousand, two hundred forty-eight.

Scientific notation

• Scientific notation: 3.1307979248 × 10¹⁰

Factors of 31307979248

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 332

Divisors of 31307979248

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 4 7 8 13 14 16 26 28 49 52 56 91 98 104 112 131 179 182 196 208 262 358 364 392 524 637 716 728 784 917 1048 1253 1274 1432 1456 1703 1834 2096 2327 2506 2548 2864 3406 3668 4654 5012 5096 6419 6812 7336 8771 9308 10024 10192 11921 12838 13624 14672 16289 17161 17542 18616 20048 23449 23842 25676 27248 32578 34322 35084 37232 46898 47684 51352 65156 68644 70168 83447 93796 95368 102704 114023 120127 130312 137288 140336 164143 166894 187592 190736 223093 228046 240254 260624 274576 304837 328286 333788 375184 446186 456092 480508 609674 656572 667576 840889 892372 912184 961016 1149001 1219348 1313144 1335152 1561651 1681778 1784744 1824368 1922032 2133859 2298002 2438696 2626288 3071819 3123302 3363556 3569488 4267718 4596004 4877392 6143638 6246604 6727112 8535436 9192008 10931557 12287276 12493208 13454224 14937013 17070872 18384016 21502733 21863114 24574552 24986416 29874026 34141744 39933647 43005466 43726228 49149104 59748052 79867294 86010932 87452456 119496104 150519131 159734588 172021864 174904912 238992208 279535529 301038262 319469176 344043728 559071058 602076524 638938352 1118142116 1204153048 1956748703 2236284232 2408306096 3913497406 4472568464 7826994812 15653989624 31307979248
• Sum of all divisors σ(n): 77002962120
• Sum of proper divisors (its aliquot sum) s(n): 45694982872
• 31307979248 is an abundant number, because the sum of its proper divisors (45694982872) is greater than itself. Its abundance is 14387003624

Bases of 31307979248

• Binary: 11101001010000110011101100111110000₂
• Hexadecimal: 0x74A19D9F0
• Base-36: EDRYNE8

Squares and roots of 31307979248

• 31307979248 squared (31307979248²) is 980189564593198645504
• 31307979248 cubed (31307979248³) is 30687754547390018755380940500992
• The square root of 31307979248 is 176940.6093806619
• The cube root of 31307979248 is 3151.7494019249

Scales and comparisons

• 31,307,979,248 seconds is equal to 995 years, 25 weeks, 5 days, 20 hours, 54 minutes, 8 seconds.
• To count from 1 to 31,307,979,248 would take you about one thousand, nine hundred ninety 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 31307979248 cubic inches would be around 262.6 feet tall.

Recreational maths with 31307979248

• 31307979248 backwards is 84297970313
• The number of decimal digits it has is: 11
• The sum of 31307979248's digits is 53
• More coming soon!