72943651425257990

Names of 72943651425257990

• Cardinal: 72943651425257990 can be written as Seventy-two quadrillion, nine hundred forty-three trillion, six hundred fifty-one billion, four hundred twenty-five million, two hundred fifty-seven thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 7.294365142525799 × 10¹⁶

Factors of 72943651425257990

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 11331563432

Divisors of 72943651425257990

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 5 10 13 26 65 130 169 293 338 586 845 1465 1690 2197 2930 3809 4394 7618 10985 19045 21970 38090 49517 99034 247585 495170 643721 1287442 3218605 6437210 11331563119 22663126238 56657815595 113315631190 147310320547 294620641094 736551602735 1473103205470 1915034167111 3320147993867 3830068334222 6640295987734 9575170835555 16600739969335 19150341671110 24895444172443 33201479938670 43161923920271 49790888344886 86323847840542 124477220862215 215809619601355 248954441724430 431619239202710 561105010963523 1122210021927046 2805525054817615 5611050109635230 7294365142525799 14588730285051598 36471825712628995 72943651425257990
• Sum of all divisors σ(n): 142720584233875200
• Sum of proper divisors (its aliquot sum) s(n): 69776932808617210
• 72943651425257990 is a deficient number, because the sum of its proper divisors (69776932808617210) is less than itself. Its deficiency is 3166718616640780

Bases of 72943651425257990

• Binary: 100000011001001011101110101001111110100101000101000000110₂
• Hexadecimal: 0x10325DD4FD28A06
• Base-36: JY8D6UTBVNQ

Squares and roots of 72943651425257990

• 72943651425257990 squared (72943651425257990²) is 5320776283249541995887338058840100
• 72943651425257990 cubed (72943651425257990³) is 388116850517134364712220320274687368557942657399000
• The square root of 72943651425257990 is 270080823.8754798933
• The cube root of 72943651425257990 is 417826.3577992907

Scales and comparisons

• 72,943,651,425,257,990 seconds is equal to 2,319,382,485 years, 41 weeks, 2 days, 8 hours, 59 minutes, 50 seconds.
• To count from 1 to 72,943,651,425,257,990 would take you about six billion, nine hundred fifty-eight million, one hundred forty-seven thousand, four hundred fifty-seven 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 72943651425257990 cubic inches would be around 34818.9 feet tall.

Recreational maths with 72943651425257990

• 72943651425257990 backwards is 09975252415634927
• The number of decimal digits it has is: 17
• The sum of 72943651425257990's digits is 80
• More coming soon!