231394721648896

Names of 231394721648896

• Cardinal: 231394721648896 can be written as Two hundred thirty-one trillion, three hundred ninety-four billion, seven hundred twenty-one million, six hundred forty-eight thousand, eight hundred ninety-six.

Scientific notation

• Scientific notation: 2.31394721648896 × 10¹⁴

Factors of 231394721648896

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 73148

Divisors of 231394721648896

• Number of divisors d(n): 81
• Complete list of divisors:
  1 2 4 8 13 16 26 32 52 64 104 128 169 208 256 338 416 676 832 1352 1664 2704 3328 5408 10816 21632 43264 73133 146266 292532 585064 950729 1170128 1901458 2340256 3802916 4680512 7605832 9361024 12359477 15211664 18722048 24718954 30423328 49437908 60846656 98875816 121693312 197751632 243386624 395503264 791006528 1582013056 3164026112 5348435689 10696871378 21393742756 42787485512 69529663957 85574971024 139059327914 171149942048 278118655828 342299884096 556237311656 684599768192 903885631441 1112474623312 1369199536384 1807771262882 2224949246624 3615542525764 4449898493248 7231085051528 8899796986496 14462170103056 17799593972992 28924340206112 57848680412224 115697360824448 231394721648896
• Sum of all divisors σ(n): 500155105565199
• Sum of proper divisors (its aliquot sum) s(n): 268760383916303
• 231394721648896 is an abundant number, because the sum of its proper divisors (268760383916303) is greater than itself. Its abundance is 37365662267407

Bases of 231394721648896

• Binary: 110100100111001111001000001011111101000100000000₂
• Hexadecimal: 0xD273C82FD100
• Base-36: 2A0T9MU29S

Squares and roots of 231394721648896

• 231394721648896 squared (231394721648896²) is 53543517206970059177098018816
• 231394721648896 cubed (231394721648896³) is 12389687260209710240172129173363266353627136
• 231394721648896 is a perfect square number. Its square root is 15211664
• The cube root of 231394721648896 is 61392.8529958217

Scales and comparisons

• 231,394,721,648,896 seconds is equal to 7,357,636 years, 20 weeks, 4 days, 17 hours, 8 minutes, 16 seconds.
• To count from 1 to 231,394,721,648,896 would take you about eighteen million, three hundred ninety-four thousand and 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 231394721648896 cubic inches would be around 5116.1 feet tall.

Recreational maths with 231394721648896

• 231394721648896 backwards is 698846127493132
• The number of decimal digits it has is: 15
• The sum of 231394721648896's digits is 73
• More coming soon!