72804732871

Names of 72804732871

• Cardinal: 72804732871 can be written as Seventy-two billion, eight hundred four million, seven hundred thirty-two thousand, eight hundred seventy-one.

Scientific notation

• Scientific notation: 7.2804732871 × 10¹⁰

Factors of 72804732871

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 647

Divisors of 72804732871

• Number of divisors d(n): 48
• Complete list of divisors:
  1 13 37 61 199 337 481 793 1369 2257 2587 4381 7363 12139 12469 17797 20557 29341 67063 83509 95719 157807 162097 267241 272431 449143 461353 760609 871819 1085617 2481331 3541603 4090843 5838859 5997589 9887917 16618291 28142533 32257303 53180959 91809247 151361191 216037783 365852929 1193520211 1967695483 5600364067 72804732871
• Sum of all divisors σ(n): 82558257600
• Sum of proper divisors (its aliquot sum) s(n): 9753524729
• 72804732871 is a deficient number, because the sum of its proper divisors (9753524729) is less than itself. Its deficiency is 63051208142

Bases of 72804732871

• Binary: 1000011110011100000000000111111000111₂
• Hexadecimal: 0x10F3800FC7
• Base-36: XG223EV

Squares and roots of 72804732871

• 72804732871 squared (72804732871²) is 5300529128417667902641
• 72804732871 cubed (72804732871³) is 385903607269402766568568840412311
• The square root of 72804732871 is 269823.5217155835
• The cube root of 72804732871 is 4175.6094415959

Scales and comparisons

• 72,804,732,871 seconds is equal to 2,314 years, 50 weeks, 1 day, 8 hours, 54 minutes, 31 seconds.
• To count from 1 to 72,804,732,871 would take you about four thousand, six hundred twenty-nine 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 72804732871 cubic inches would be around 348 feet tall.

Recreational maths with 72804732871

• 72804732871 backwards is 17823740827
• The number of decimal digits it has is: 11
• The sum of 72804732871's digits is 49
• More coming soon!