31451444816

Names of 31451444816

• Cardinal: 31451444816 can be written as Thirty-one billion, four hundred fifty-one million, four hundred forty-four thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 3.1451444816 × 10¹⁰

Factors of 31451444816

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 176

Divisors of 31451444816

• Number of divisors d(n): 200
• Complete list of divisors:
  1 2 4 8 11 16 22 31 44 61 62 71 88 121 122 124 142 176 242 244 248 284 341 484 488 496 568 671 682 781 968 976 1136 1331 1342 1364 1562 1891 1936 2201 2662 2684 2728 3124 3751 3782 4331 4402 5324 5368 5456 6248 7381 7502 7564 8591 8662 8804 10648 10736 12496 14641 14762 15004 15128 17182 17324 17608 20801 21296 24211 29282 29524 30008 30256 34364 34648 35216 41261 41602 47641 48422 58564 59048 60016 68728 69296 81191 82522 83204 94501 95282 96844 117128 118096 134261 137456 162382 165044 166408 189002 190564 193688 228811 234256 266321 268522 324764 330088 332816 378004 381128 387376 453871 457622 524051 532642 537044 649528 660176 756008 762256 893101 907742 915244 1039511 1048102 1065284 1074088 1299056 1476871 1512016 1786202 1815484 1830488 2079022 2096204 2130568 2148176 2516921 2929531 2953742 3572404 3630968 3660976 4158044 4192408 4261136 5033842 5764561 5859062 5907484 7144808 7261936 8316088 8384816 10067684 11529122 11718124 11814968 14289616 16245581 16632176 20135368 23058244 23436248 23629936 27686131 32224841 32491162 40270736 46116488 46872496 55372262 63410171 64449682 64982324 92232976 110744524 126820342 128899364 129964648 178701391 221489048 253640684 257798728 259929296 357402782 442978096 507281368 515597456 714805564 1014562736 1429611128 1965715301 2859222256 3931430602 7862861204 15725722408 31451444816
• Sum of all divisors σ(n): 71317578240
• Sum of proper divisors (its aliquot sum) s(n): 39866133424
• 31451444816 is an abundant number, because the sum of its proper divisors (39866133424) is greater than itself. Its abundance is 8414688608

Bases of 31451444816

• Binary: 11101010010101001101111011001010000₂
• Hexadecimal: 0x752A6F650
• Base-36: EG5DM4W

Squares and roots of 31451444816

• 31451444816 squared (31451444816²) is 989193381013893273856
• 31451444816 cubed (31451444816³) is 31111561035310926431995559530496
• The square root of 31451444816 is 177345.5520051179
• The cube root of 31451444816 is 3156.5562553391

Scales and comparisons

• 31,451,444,816 seconds is equal to 1,000 years, 3 weeks, 8 hours, 26 minutes, 56 seconds.
• To count from 1 to 31,451,444,816 would take you about two thousand 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 31451444816 cubic inches would be around 263 feet tall.

Recreational maths with 31451444816

• 31451444816 backwards is 61844415413
• The number of decimal digits it has is: 11
• The sum of 31451444816's digits is 41
• More coming soon!