72101902048

Names of 72101902048

• Cardinal: 72101902048 can be written as Seventy-two billion, one hundred one million, nine hundred two thousand and forty-eight.

Scientific notation

• Scientific notation: 7.2101902048 × 10¹⁰

Factors of 72101902048

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 600733

Divisors of 72101902048

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 8 11 16 22 31 32 44 62 88 121 124 176 242 248 341 352 484 496 682 968 992 1364 1936 2728 3751 3872 5456 7502 10912 15004 30008 60016 120032 600689 1201378 2402756 4805512 6607579 9611024 13215158 18621359 19222048 26430316 37242718 52860632 72683369 74485436 105721264 145366738 148970872 204834949 211442528 290733476 297941744 409669898 581466952 595883488 819339796 1162933904 1638679592 2253184439 2325867808 3277359184 4506368878 6554718368 9012737756 18025475512 36050951024 72101902048
• Sum of all divisors σ(n): 161061808320
• Sum of proper divisors (its aliquot sum) s(n): 88959906272
• 72101902048 is an abundant number, because the sum of its proper divisors (88959906272) is greater than itself. Its abundance is 16858004224

Bases of 72101902048

• Binary: 1000011001001100110111011011011100000₂
• Hexadecimal: 0x10C99BB6E0
• Base-36: X4FLZOG

Squares and roots of 72101902048

• 72101902048 squared (72101902048²) is 5198684278939386594304
• 72101902048 cubed (72101902048³) is 374835024658565161551711322734592
• The square root of 72101902048 is 268517.9734170507
• The cube root of 72101902048 is 4162.1293579721

Scales and comparisons

• 72,101,902,048 seconds is equal to 2,292 years, 32 weeks, 18 hours, 7 minutes, 28 seconds.
• To count from 1 to 72,101,902,048 would take you about four thousand, five hundred eighty-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 72101902048 cubic inches would be around 346.8 feet tall.

Recreational maths with 72101902048

• 72101902048 backwards is 84020910127
• The number of decimal digits it has is: 11
• The sum of 72101902048's digits is 34
• More coming soon!