72136827889

Names of 72136827889

• Cardinal: 72136827889 can be written as Seventy-two billion, one hundred thirty-six million, eight hundred twenty-seven thousand, eight hundred eighty-nine.

Scientific notation

• Scientific notation: 7.2136827889 × 10¹⁰

Factors of 72136827889

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 122

Divisors of 72136827889

• Number of divisors d(n): 81
• Complete list of divisors:
  1 7 17 37 49 61 119 259 289 427 629 833 1037 1369 1813 2023 2257 2989 3721 4403 7259 9583 10693 14161 15799 17629 23273 26047 30821 38369 50813 63257 67081 74851 83509 110593 123403 137677 162911 182329 268583 395641 442799 523957 584563 652273 863821 963739 1075369 1140377 1419653 1880081 2340509 2769487 3099593 4091941 4565911 5094049 6746173 7527583 9937571 16383563 19386409 24134101 31961377 35658343 39788653 52693081 69562997 86598833 114684941 168938707 249608401 278520571 606191831 1182570949 1472180161 1949643997 4243342817 10305261127 72136827889
• Sum of all divisors σ(n): 93141594819
• Sum of proper divisors (its aliquot sum) s(n): 21004766930
• 72136827889 is a deficient number, because the sum of its proper divisors (21004766930) is less than itself. Its deficiency is 51132060959

Bases of 72136827889

• Binary: 1000011001011101100001010001111110001₂
• Hexadecimal: 0x10CBB0A3F1
• Base-36: X50EKMP

Squares and roots of 72136827889

• 72136827889 squared (72136827889²) is 5203721937887208196321
• 72136827889 cubed (72136827889³) is 375379993815583085952718099996369
• 72136827889 is a perfect square number. Its square root is 268583
• The cube root of 72136827889 is 4162.8012884797

Scales and comparisons

• 72,136,827,889 seconds is equal to 2,293 years, 37 weeks, 5 days, 23 hours, 44 minutes, 49 seconds.
• To count from 1 to 72,136,827,889 would take you about four thousand, five hundred eighty-seven 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 72136827889 cubic inches would be around 346.9 feet tall.

Recreational maths with 72136827889

• 72136827889 backwards is 98872863127
• 72136827889 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 72136827889's digits is 61
• More coming soon!