72801131964

Names of 72801131964

• Cardinal: 72801131964 can be written as Seventy-two billion, eight hundred one million, one hundred thirty-one thousand, nine hundred sixty-four.

Scientific notation

• Scientific notation: 7.2801131964 × 10¹⁰

Factors of 72801131964

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 6981408

Divisors of 72801131964

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 11 12 22 33 44 66 79 132 158 237 316 474 869 948 1738 2607 3476 5214 10428 6981313 13962626 20943939 27925252 41887878 76794443 83775756 153588886 230383329 307177772 460766658 551523727 921533316 1103047454 1654571181 2206094908 3309142362 6066760997 6618284724 12133521994 18200282991 24267043988 36400565982 72801131964
• Sum of all divisors σ(n): 187657720320
• Sum of proper divisors (its aliquot sum) s(n): 114856588356
• 72801131964 is an abundant number, because the sum of its proper divisors (114856588356) is greater than itself. Its abundance is 42055456392

Bases of 72801131964

• Binary: 1000011110011010010010001110110111100₂
• Hexadecimal: 0x10F3491DBC
• Base-36: XFZWWXO

Squares and roots of 72801131964

• 72801131964 squared (72801131964²) is 5300004815239742497296
• 72801131964 cubed (72801131964³) is 385846349964103931843025009169344
• The square root of 72801131964 is 269816.8489253405
• The cube root of 72801131964 is 4175.5405988683

Scales and comparisons

• 72,801,131,964 seconds is equal to 2,314 years, 44 weeks, 1 day, 16 hours, 39 minutes, 24 seconds.
• To count from 1 to 72,801,131,964 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 72801131964 cubic inches would be around 348 feet tall.

Recreational maths with 72801131964

• 72801131964 backwards is 46913110827
• The number of decimal digits it has is: 11
• The sum of 72801131964's digits is 42
• More coming soon!