72964855431

Names of 72964855431

• Cardinal: 72964855431 can be written as Seventy-two billion, nine hundred sixty-four million, eight hundred fifty-five thousand, four hundred thirty-one.

Scientific notation

• Scientific notation: 7.2964855431 × 10¹⁰

Factors of 72964855431

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2840

Divisors of 72964855431

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 9 13 19 27 39 57 61 67 117 171 183 201 247 351 513 549 603 741 793 871 1159 1273 1647 1809 2223 2379 2613 2677 3477 3819 4087 6669 7137 7839 8031 10431 11457 12261 15067 16549 21411 23517 24093 31293 34371 34801 36783 45201 49647 50863 53131 72279 77653 104403 110349 135603 148941 152589 159393 163297 179359 232959 313209 406809 446823 457767 478179 489891 538077 661219 698877 939627 1009489 1373301 1434537 1469673 1614231 1983657 2096631 2122861 2331667 3028467 3102643 3407821 4409019 4842693 5950971 6368583 6995001 9085401 9307929 10223463 10940899 17852913 19105749 20985003 27256203 27923787 30670389 32822697 40334359 44301673 57317247 62955009 83771361 92011167 98468091 121003077 132905019 142231687 207877081 295404273 363009231 398715057 426695061 623631243 1089027693 1196145171 1280085183 1870893729 2702402053 3840255549 5612681187 8107206159 24321618477 72964855431
• Sum of all divisors σ(n): 126453017600
• Sum of proper divisors (its aliquot sum) s(n): 53488162169
• 72964855431 is a deficient number, because the sum of its proper divisors (53488162169) is less than itself. Its deficiency is 19476693262

Bases of 72964855431

• Binary: 1000011111101000010110101011010000111₂
• Hexadecimal: 0x10FD0B5687
• Base-36: XIPE2RR

Squares and roots of 72964855431

• 72964855431 squared (72964855431²) is 5323870128066730195761
• 72964855431 cubed (72964855431³) is 388455414227808424254583694027991
• The square root of 72964855431 is 270120.0759495673
• The cube root of 72964855431 is 4178.6683988827

Scales and comparisons

• 72,964,855,431 seconds is equal to 2,320 years, 2 weeks, 6 days, 15 hours, 23 minutes, 51 seconds.
• To count from 1 to 72,964,855,431 would take you about four thousand, six hundred forty 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 72964855431 cubic inches would be around 348.2 feet tall.

Recreational maths with 72964855431

• 72964855431 backwards is 13455846927
• The number of decimal digits it has is: 11
• The sum of 72964855431's digits is 54
• More coming soon!