72990789977966

Names of 72990789977966

• Cardinal: 72990789977966 can be written as Seventy-two trillion, nine hundred ninety billion, seven hundred eighty-nine million, nine hundred seventy-seven thousand, nine hundred sixty-six.

Scientific notation

• Scientific notation: 7.2990789977966 × 10¹³

Factors of 72990789977966

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 4217

Divisors of 72990789977966

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 7 14 49 79 98 158 343 553 686 1106 3871 4129 6241 7742 8258 12482 27097 28903 43687 54194 57806 87374 202321 305809 326191 404642 611618 652382 1416247 2140663 2283337 2832494 4281326 4566674 15983359 17048641 25769089 31966718 34097282 51538178 111883513 119340487 180383623 223767026 238680974 360767246 835383409 1262685361 1346842639 1670766818 2525370722 2693685278 5847683863 8838797527 9427898473 11695367726 17677595054 18855796946 65995289311 106400568481 131990578622 212801136962 461967025177 744803979367 923934050354 1489607958734 5213627855569 10427255711138 36495394988983 72990789977966
• Sum of all divisors σ(n): 129348678589200
• Sum of proper divisors (its aliquot sum) s(n): 56357888611234
• 72990789977966 is a deficient number, because the sum of its proper divisors (56357888611234) is less than itself. Its deficiency is 16632901366732

Bases of 72990789977966

• Binary: 10000100110001001111110000110111100011101101110₂
• Hexadecimal: 0x42627E1BC76E
• Base-36: PVFI7SBCE

Squares and roots of 72990789977966

• 72990789977966 squared (72990789977966²) is 5327655421607541866765497156
• 72990789977966 cubed (72990789977966³) is 388869777953527991253587804666882275664696
• The square root of 72990789977966 is 8543464.7525442511
• The cube root of 72990789977966 is 41791.6342731745

Scales and comparisons

• 72,990,789,977,966 seconds is equal to 2,320,881 years, 17 weeks, 6 days, 22 hours, 19 minutes, 26 seconds.
• To count from 1 to 72,990,789,977,966 would take you about five million, eight hundred two thousand, two hundred three 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 72990789977966 cubic inches would be around 3482.6 feet tall.

Recreational maths with 72990789977966

• 72990789977966 backwards is 66977998709927
• The number of decimal digits it has is: 14
• The sum of 72990789977966's digits is 95
• More coming soon!