72089428032

Names of 72089428032

• Cardinal: 72089428032 can be written as Seventy-two billion, eighty-nine million, four hundred twenty-eight thousand and thirty-two.

Scientific notation

• Scientific notation: 7.2089428032 × 10¹⁰

Factors of 72089428032

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 41718424

Divisors of 72089428032

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 96 108 144 192 216 288 432 576 864 1728 41718419 83436838 125155257 166873676 250310514 333747352 375465771 500621028 667494704 750931542 1001242056 1126397313 1334989408 1501863084 2002484112 2252794626 2669978816 3003726168 4004968224 4505589252 6007452336 8009936448 9011178504 12014904672 18022357008 24029809344 36044714016 72089428032
• Sum of all divisors σ(n): 211929573600
• Sum of proper divisors (its aliquot sum) s(n): 139840145568
• 72089428032 is an abundant number, because the sum of its proper divisors (139840145568) is greater than itself. Its abundance is 67750717536

Bases of 72089428032

• Binary: 1000011001000110111010110000001000000₂
• Hexadecimal: 0x10C8DD6040
• Base-36: X486MO0

Squares and roots of 72089428032

• 72089428032 squared (72089428032²) is 5196885633980907393024
• 72089428032 cubed (72089428032³) is 374640512901401317171460386848768
• The square root of 72089428032 is 268494.7448871207
• The cube root of 72089428032 is 4161.8893205571

Scales and comparisons

• 72,089,428,032 seconds is equal to 2,292 years, 11 weeks, 3 days, 9 hours, 7 minutes, 12 seconds.
• To count from 1 to 72,089,428,032 would take you about four thousand, five hundred eighty-four 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 72089428032 cubic inches would be around 346.8 feet tall.

Recreational maths with 72089428032

• 72089428032 backwards is 23082498027
• The number of decimal digits it has is: 11
• The sum of 72089428032's digits is 45
• More coming soon!