40239816255

Names of 40239816255

• Cardinal: 40239816255 can be written as Forty billion, two hundred thirty-nine million, eight hundred sixteen thousand, two hundred fifty-five.

Scientific notation

• Scientific notation: 4.0239816255 × 10¹⁰

Factors of 40239816255

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 22021

Divisors of 40239816255

• Number of divisors d(n): 80
• Complete list of divisors:
  1 3 5 9 15 17 27 45 51 81 85 135 153 255 269 405 459 765 807 1345 1377 2295 2421 4035 4573 6885 7263 12105 13719 21727 21789 22865 36315 41157 65181 68595 108635 108945 123471 195543 205785 325905 369359 370413 586629 617355 977715 1108077 1759887 1846795 1852065 2933145 3324231 5540385 5844563 8799435 9972693 16621155 17533689 29222815 29918079 49863465 52601067 87668445 99357571 149590395 157803201 263005335 298072713 473409603 496787855 789016005 894218139 1490363565 2367048015 2682654417 4471090695 8047963251 13413272085 40239816255
• Sum of all divisors σ(n): 76664206080
• Sum of proper divisors (its aliquot sum) s(n): 36424389825
• 40239816255 is a deficient number, because the sum of its proper divisors (36424389825) is less than itself. Its deficiency is 3815426430

Bases of 40239816255

• Binary: 100101011110011110101101111000111111₂
• Hexadecimal: 0x95E7ADE3F
• Base-36: IHHQWXR

Squares and roots of 40239816255

• 40239816255 squared (40239816255²) is 1619242812236162225025
• 40239816255 cubed (40239816255³) is 65158033236612633601377962781375
• The square root of 40239816255 is 200598.6446988113
• The cube root of 40239816255 is 3426.7729469259

Scales and comparisons

• 40,239,816,255 seconds is equal to 1,279 years, 26 weeks, 14 hours, 44 minutes, 15 seconds.
• To count from 1 to 40,239,816,255 would take you about two thousand, five hundred fifty-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 40239816255 cubic inches would be around 285.6 feet tall.

Recreational maths with 40239816255

• 40239816255 backwards is 55261893204
• 40239816255 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 40239816255's digits is 45
• More coming soon!