31432628864

Names of 31432628864

• Cardinal: 31432628864 can be written as Thirty-one billion, four hundred thirty-two million, six hundred twenty-eight thousand, eight hundred sixty-four.

Scientific notation

• Scientific notation: 3.1432628864 × 10¹⁰

Factors of 31432628864

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 4286

Divisors of 31432628864

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 7 8 13 14 16 26 28 32 52 56 64 91 104 112 128 182 208 224 364 416 448 728 773 832 896 1456 1546 1664 2912 3092 3491 5411 5824 6184 6982 10049 10822 11648 12368 13964 20098 21644 24437 24736 27928 40196 43288 45383 48874 49472 55856 70343 80392 86576 90766 97748 98944 111712 140686 160784 173152 181532 195496 223424 281372 317681 321568 346304 363064 390992 446848 562744 635362 643136 692608 726128 781984 1125488 1270724 1286272 1452256 1563968 2250976 2541448 2698543 2904512 3127936 4501952 5082896 5397086 5809024 9003904 10165792 10794172 18889801 20331584 21588344 35081059 37779602 40663168 43176688 70162118 75559204 86353376 140324236 151118408 172706752 245567413 280648472 302236816 345413504 491134826 561296944 604473632 982269652 1122593888 1208947264 1964539304 2245187776 2417894528 3929078608 4490375552 7858157216 15716314432 31432628864
• Sum of all divisors σ(n): 77192196480
• Sum of proper divisors (its aliquot sum) s(n): 45759567616
• 31432628864 is an abundant number, because the sum of its proper divisors (45759567616) is greater than itself. Its abundance is 14326938752

Bases of 31432628864

• Binary: 11101010001100001111101101010000000₂
• Hexadecimal: 0x75187DA80
• Base-36: EFU6BNK

Squares and roots of 31432628864

• 31432628864 squared (31432628864²) is 988010157301965930496
• 31432628864 cubed (31432628864³) is 31055756588334954670853187436544
• The square root of 31432628864 is 177292.4952275195
• The cube root of 31432628864 is 3155.9266556561

Scales and comparisons

• 31,432,628,864 seconds is equal to 999 years, 23 weeks, 6 days, 13 hours, 47 minutes, 44 seconds.
• To count from 1 to 31,432,628,864 would take you about one thousand, nine hundred ninety-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 31432628864 cubic inches would be around 263 feet tall.

Recreational maths with 31432628864

• 31432628864 backwards is 46882623413
• The number of decimal digits it has is: 11
• The sum of 31432628864's digits is 47
• More coming soon!