72898820406

Names of 72898820406

• Cardinal: 72898820406 can be written as Seventy-two billion, eight hundred ninety-eight million, eight hundred twenty thousand, four hundred six.

Scientific notation

• Scientific notation: 7.2898820406 × 10¹⁰

Factors of 72898820406

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 13110

Divisors of 72898820406

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 6 9 18 227 454 681 1362 1579 2043 3158 4086 4737 9474 11299 14211 22598 28422 33897 67794 101691 203382 358433 716866 1075299 2150598 2564873 3225897 5129746 6451794 7694619 15389238 17841121 23083857 35682242 46167714 53523363 107046726 160570089 321140178 4049934467 8099868934 12149803401 24299606802 36449410203 72898820406
• Sum of all divisors σ(n): 158757768000
• Sum of proper divisors (its aliquot sum) s(n): 85858947594
• 72898820406 is an abundant number, because the sum of its proper divisors (85858947594) is greater than itself. Its abundance is 12960127188

Bases of 72898820406

• Binary: 1000011111001000110111011100100110110₂
• Hexadecimal: 0x10F91BB936
• Base-36: XHM2PTI

Squares and roots of 72898820406

• 72898820406 squared (72898820406²) is 5314238016586242004836
• 72898820406 cubed (72898820406³) is 387401682765858105120992947483416
• The square root of 72898820406 is 269997.8155578299
• The cube root of 72898820406 is 4177.4074184825

Scales and comparisons

• 72,898,820,406 seconds is equal to 2,317 years, 49 weeks, 5 days, 8 hours, 20 minutes, 6 seconds.
• To count from 1 to 72,898,820,406 would take you about four thousand, six hundred thirty-five 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 72898820406 cubic inches would be around 348.1 feet tall.

Recreational maths with 72898820406

• 72898820406 backwards is 60402889827
• The number of decimal digits it has is: 11
• The sum of 72898820406's digits is 54
• More coming soon!