72327557961

Names of 72327557961

• Cardinal: 72327557961 can be written as Seventy-two billion, three hundred twenty-seven million, five hundred fifty-seven thousand, nine hundred sixty-one.

Scientific notation

• Scientific notation: 7.2327557961 × 10¹⁰

Factors of 72327557961

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 4941

Divisors of 72327557961

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 9 17 27 31 51 93 153 279 459 527 837 1499 1581 3391 4497 4743 10173 13491 14229 25483 30519 40473 46469 57647 76449 91557 105121 139407 172941 229347 315363 418221 518823 688041 789973 946089 1254663 1556469 1787057 2369919 2838267 5083109 5361171 7109757 15249327 16083513 21329271 45747981 48250539 86412853 137243943 157576379 259238559 472729137 777715677 1418187411 2333147031 2678798443 4254562233 8036395329 24109185987 72327557961
• Sum of all divisors σ(n): 117227520000
• Sum of proper divisors (its aliquot sum) s(n): 44899962039
• 72327557961 is a deficient number, because the sum of its proper divisors (44899962039) is less than itself. Its deficiency is 27427595922

Bases of 72327557961

• Binary: 1000011010111000011101111001101001001₂
• Hexadecimal: 0x10D70EF349
• Base-36: X85YKW9

Squares and roots of 72327557961

• 72327557961 squared (72327557961²) is 5231275640601814477521
• 72327557961 cubed (72327557961³) is 378365392105595141544669059094681
• The square root of 72327557961 is 268937.8328926595
• The cube root of 72327557961 is 4166.4668810497

Scales and comparisons

• 72,327,557,961 seconds is equal to 2,299 years, 41 weeks, 1 day, 12 hours, 19 minutes, 21 seconds.
• To count from 1 to 72,327,557,961 would take you about four thousand, five hundred ninety-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 72327557961 cubic inches would be around 347.2 feet tall.

Recreational maths with 72327557961

• 72327557961 backwards is 16975572327
• The number of decimal digits it has is: 11
• The sum of 72327557961's digits is 54
• More coming soon!