72755436912

Names of 72755436912

• Cardinal: 72755436912 can be written as Seventy-two billion, seven hundred fifty-five million, four hundred thirty-six thousand, nine hundred twelve.

Scientific notation

• Scientific notation: 7.2755436912 × 10¹⁰

Factors of 72755436912

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 105864

Divisors of 72755436912

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 48 113 127 226 254 339 381 452 508 678 762 904 1016 1356 1524 1808 2032 2712 3048 5424 6096 14351 28702 43053 57404 86106 105619 114808 172212 211238 229616 316857 344424 422476 633714 688848 844952 1267428 1689904 2534856 5069712 11934947 13413613 23869894 26827226 35804841 40240839 47739788 53654452 71609682 80481678 95479576 107308904 143219364 160963356 190959152 214617808 286438728 321926712 572877456 643853424 1515738269 3031476538 4547214807 6062953076 9094429614 12125906152 18188859228 24251812304 36377718456 72755436912
• Sum of all divisors σ(n): 191109672960
• Sum of proper divisors (its aliquot sum) s(n): 118354236048
• 72755436912 is an abundant number, because the sum of its proper divisors (118354236048) is greater than itself. Its abundance is 45598799136

Bases of 72755436912

• Binary: 1000011110000100011111101110101110000₂
• Hexadecimal: 0x10F08FDD70
• Base-36: XF8PIEO

Squares and roots of 72755436912

• 72755436912 squared (72755436912²) is 5293353600256012095744
• 72755436912 cubed (72755436912³) is 385120253916334355080611495702528
• The square root of 72755436912 is 269732.1577268829
• The cube root of 72755436912 is 4174.6667961601

Scales and comparisons

• 72,755,436,912 seconds is equal to 2,313 years, 20 weeks, 4 days, 19 hours, 35 minutes, 12 seconds.
• To count from 1 to 72,755,436,912 would take you about four thousand, six hundred twenty-six 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 72755436912 cubic inches would be around 347.9 feet tall.

Recreational maths with 72755436912

• 72755436912 backwards is 21963455727
• The number of decimal digits it has is: 11
• The sum of 72755436912's digits is 51
• More coming soon!