31795897217749681

Names of 31795897217749681

• Cardinal: 31795897217749681 can be written as Thirty-one quadrillion, seven hundred ninety-five trillion, eight hundred ninety-seven billion, two hundred seventeen million, seven hundred forty-nine thousand, six hundred eighty-one.

Scientific notation

• Scientific notation: 3.1795897217749681 × 10¹⁶

Factors of 31795897217749681

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 511

Divisors of 31795897217749681

• Number of divisors d(n): 45
• Complete list of divisors:
  1 61 173 277 3721 10553 16897 29929 47921 76729 226981 643733 1030717 1825669 2923181 4680469 8290333 13274117 13845841 39267713 62873737 111365809 178314041 285508609 505710313 809721137 2296422241 2395330493 3835297957 6793314349 10877156501 17416025149 30848329093 49392989357 140081756701 414392175289 663506546561 1062377534089 1881748074673 3012972350777 8544987158761 114786632555053 183791313397397 521244216684421 31795897217749681
• Sum of all divisors σ(n): 32631565340537205
• Sum of proper divisors (its aliquot sum) s(n): 835668122787524
• 31795897217749681 is a deficient number, because the sum of its proper divisors (835668122787524) is less than itself. Its deficiency is 30960229094962157

Bases of 31795897217749681

• Binary: 1110000111101100011001100110110111110101001001010110001₂
• Hexadecimal: 0x70F63336FA92B1
• Base-36: 8P2PDJ5PK1D

Squares and roots of 31795897217749681

• 31795897217749681 squared (31795897217749681²) is 1010979079881701905132637575601761
• 31795897217749681 cubed (31795897217749681³) is 32144986913213738102215223271887400550513840788241
• 31795897217749681 is a perfect square number. Its square root is 178314041
• The cube root of 31795897217749681 is 316803.7848634937

Scales and comparisons

• 31,795,897,217,749,681 seconds is equal to 1,011,011,180 years, 18 weeks, 3 days, 21 hours, 8 minutes, 1 second.
• To count from 1 to 31,795,897,217,749,681 would take you about three billion, thirty-three million, thirty-three thousand, five hundred forty-one 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 31795897217749681 cubic inches would be around 26400.3 feet tall.

Recreational maths with 31795897217749681

• 31795897217749681 backwards is 18694771279859713
• The number of decimal digits it has is: 17
• The sum of 31795897217749681's digits is 94
• More coming soon!