31085821117156

Names of 31085821117156

• Cardinal: 31085821117156 can be written as Thirty-one trillion, eighty-five billion, eight hundred twenty-one million, one hundred seventeen thousand, one hundred fifty-six.

Scientific notation

• Scientific notation: 3.1085821117156 × 10¹³

Factors of 31085821117156

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 5045

Divisors of 31085821117156

• Number of divisors d(n): 81
• Complete list of divisors:
  1 2 4 13 26 43 52 86 169 172 338 559 676 1118 1849 2236 3698 4987 7267 7396 9974 14534 19948 24037 29068 48074 64831 96148 129662 214441 259324 312481 428882 624962 842803 857764 1249924 1685606 2787733 3371212 5575466 9220963 11150932 18441926 24870169 36240529 36883852 49740338 72481058 99480676 119872519 144962116 239745038 323312197 479490076 646624394 1069417267 1293248788 1558342747 2138834534 3116685494 4203058561 4277669068 6233370988 8406117122 13902424471 16812234244 27804848942 45984942481 55609697884 91969884962 180731518123 183939769924 361463036246 597804252253 722926072492 1195608504506 2391217009012 7771455279289 15542910558578 31085821117156
• Sum of all divisors σ(n): 60320589089481
• Sum of proper divisors (its aliquot sum) s(n): 29234767972325
• 31085821117156 is a deficient number, because the sum of its proper divisors (29234767972325) is less than itself. Its deficiency is 1851053144831

Bases of 31085821117156

• Binary: 111000100010110111011010100110100001011100100₂
• Hexadecimal: 0x1C45BB5342E4
• Base-36: B0OMNA484

Squares and roots of 31085821117156

• 31085821117156 squared (31085821117156²) is 966328274527821903877528336
• 31085821117156 cubed (31085821117156³) is 30039107882421886554397554745999565732416
• 31085821117156 is a perfect square number. Its square root is 5575466
• The cube root of 31085821117156 is 31442.7687167019

Scales and comparisons

• 31,085,821,117,156 seconds is equal to 988,432 years, 49 weeks, 5 days, 6 hours, 19 minutes, 16 seconds.
• To count from 1 to 31,085,821,117,156 would take you about two million, four hundred seventy-one thousand and eighty-two 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 31085821117156 cubic inches would be around 2620.2 feet tall.

Recreational maths with 31085821117156

• 31085821117156 backwards is 65171112858013
• The number of decimal digits it has is: 14
• The sum of 31085821117156's digits is 49
• More coming soon!