72999973473

Names of 72999973473

• Cardinal: 72999973473 can be written as Seventy-two billion, nine hundred ninety-nine million, nine hundred seventy-three thousand, four hundred seventy-three.

Scientific notation

• Scientific notation: 7.2999973473 × 10¹⁰

Factors of 72999973473

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 10372

Divisors of 72999973473

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 7 19 21 49 57 133 147 343 361 399 931 1029 1083 2527 2793 6517 6859 7581 10343 17689 19551 20577 31029 48013 53067 72401 123823 144039 196517 217203 336091 371469 506807 589551 1008273 1375619 1520421 2352637 3547649 3733823 4126857 7057911 9629333 10642947 11201469 26136761 28887999 67405331 70942637 78410283 182957327 202215993 212827911 496598459 548871981 1280701289 1489795377 3476189213 3842103867 10428567639 24333324491 72999973473
• Sum of all divisors σ(n): 119824896000
• Sum of proper divisors (its aliquot sum) s(n): 46824922527
• 72999973473 is a deficient number, because the sum of its proper divisors (46824922527) is less than itself. Its deficiency is 26175050946

Bases of 72999973473

• Binary: 1000011111111001000110011001001100001₂
• Hexadecimal: 0x10FF233261
• Base-36: XJAAS0X

Squares and roots of 72999973473

• 72999973473 squared (72999973473²) is 5328996127058703681729
• 72999973473 cubed (72999973473³) is 389016575913005106279984434774817
• The square root of 72999973473 is 270185.0726317055
• The cube root of 72999973473 is 4179.3386901467

Scales and comparisons

• 72,999,973,473 seconds is equal to 2,321 years, 9 weeks, 2 hours, 24 minutes, 33 seconds.
• To count from 1 to 72,999,973,473 would take you about four thousand, six hundred forty-two 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 72999973473 cubic inches would be around 348.3 feet tall.

Recreational maths with 72999973473

• 72999973473 backwards is 37437999927
• The number of decimal digits it has is: 11
• The sum of 72999973473's digits is 69
• More coming soon!