231826207821

Names of 231826207821

• Cardinal: 231826207821 can be written as Two hundred thirty-one billion, eight hundred twenty-six million, two hundred seven thousand, eight hundred twenty-one.

Scientific notation

• Scientific notation: 2.31826207821 × 10¹¹

Factors of 231826207821

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 17459

Divisors of 231826207821

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 13 19 39 57 73 169 219 247 361 507 741 949 1083 1387 2847 3211 4161 4693 9633 12337 14079 17351 18031 26353 37011 52053 54093 61009 79059 183027 225563 234403 329669 342589 676689 703209 989007 1027767 1266623 2932319 3799869 4285697 4453657 6263711 8796957 12857091 13360971 16466099 18791133 24065837 49398297 55714061 72197511 81428243 167142183 214059287 244284729 312855881 457250903 642177861 938567643 1058567159 1371752709 3175701477 4067126453 5944261739 12201379359 17832785217 77275402607 231826207821
• Sum of all divisors σ(n): 358110714816
• Sum of proper divisors (its aliquot sum) s(n): 126284506995
• 231826207821 is a deficient number, because the sum of its proper divisors (126284506995) is less than itself. Its deficiency is 105541700826

Bases of 231826207821

• Binary: 11010111111001111010110011010001001101₂
• Hexadecimal: 0x35F9EB344D
• Base-36: 2YHZC6RX

Squares and roots of 231826207821

• 231826207821 squared (231826207821²) is 53743390632665481568041
• 231826207821 cubed (231826207821³) is 12459126445813492601165717817848661
• The square root of 231826207821 is 481483.3411666493
• The cube root of 231826207821 is 6143.0989444235

Scales and comparisons

• 231,826,207,821 seconds is equal to 7,371 years, 18 weeks, 3 days, 16 hours, 50 minutes, 21 seconds.
• To count from 1 to 231,826,207,821 would take you about fourteen thousand, seven hundred forty-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 231826207821 cubic inches would be around 511.9 feet tall.

Recreational maths with 231826207821

• 231826207821 backwards is 128702628132
• The number of decimal digits it has is: 12
• The sum of 231826207821's digits is 42
• More coming soon!