831997809071

Names of 831997809071

• Cardinal: 831997809071 can be written as Eight hundred thirty-one billion, nine hundred ninety-seven million, eight hundred nine thousand and seventy-one.

Scientific notation

• Scientific notation: 8.31997809071 × 10¹¹

Factors of 831997809071

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 852

Divisors of 831997809071

• Number of divisors d(n): 54
• Complete list of divisors:
  1 11 13 71 121 143 169 757 781 923 1573 1859 8327 8591 9841 10153 11999 20449 53747 91597 108251 111683 127933 131989 573049 591217 698711 1190761 1407263 1451879 6303539 6503387 7449637 7685821 9083243 15479893 40686479 69338929 81946007 84544031 96845281 99915673 447551269 528924227 901406077 1065298091 1099072403 4923063959 5818166497 6876014951 11718279001 63999831467 75636164461 831997809071
• Sum of all divisors σ(n): 1005543977256
• Sum of proper divisors (its aliquot sum) s(n): 173546168185
• 831997809071 is a deficient number, because the sum of its proper divisors (173546168185) is less than itself. Its deficiency is 658451640886

Bases of 831997809071

• Binary: 1100000110110110111011110001000110101111₂
• Hexadecimal: 0xC1B6EF11AF
• Base-36: AM7Q0I3Z

Squares and roots of 831997809071

• 831997809071 squared (831997809071²) is 692220354298944169883041
• 831997809071 cubed (831997809071³) is 575925818171072925511238934318864911
• The square root of 831997809071 is 912139.1390961139
• The cube root of 831997809071 is 9405.3304950947

Scales and comparisons

• 831,997,809,071 seconds is equal to 26,454 years, 49 weeks, 5 days, 6 hours, 31 minutes, 11 seconds.
• To count from 1 to 831,997,809,071 would take you about fifty-two thousand, nine hundred nine 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 831997809071 cubic inches would be around 783.8 feet tall.

Recreational maths with 831997809071

• 831997809071 backwards is 170908799138
• The number of decimal digits it has is: 12
• The sum of 831997809071's digits is 62
• More coming soon!