400855864536

Names of 400855864536

• Cardinal: 400855864536 can be written as Four hundred billion, eight hundred fifty-five million, eight hundred sixty-four thousand, five hundred thirty-six.

Scientific notation

• Scientific notation: 4.00855864536 × 10¹¹

Factors of 400855864536

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1161569

Divisors of 400855864536

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 36 72 4813 9626 14439 19252 28878 38504 43317 57756 86634 115512 173268 346536 1156751 2313502 3470253 4627004 6940506 9254008 10410759 13881012 20821518 27762024 41643036 83286072 5567442563 11134885126 16702327689 22269770252 33404655378 44539540504 50106983067 66809310756 100213966134 133618621512 200427932268 400855864536
• Sum of all divisors σ(n): 1085877804960
• Sum of proper divisors (its aliquot sum) s(n): 685021940424
• 400855864536 is an abundant number, because the sum of its proper divisors (685021940424) is greater than itself. Its abundance is 284166075888

Bases of 400855864536

• Binary: 101110101010100110111110001010011011000₂
• Hexadecimal: 0x5D54DF14D8
• Base-36: 545F8CM0

Squares and roots of 400855864536

• 400855864536 squared (400855864536²) is 160685424132903982495296
• 400855864536 cubed (400855864536³) is 64411694609129064067429288633222656
• The square root of 400855864536 is 633131.7908113603
• The cube root of 400855864536 is 7373.3143069003

Scales and comparisons

• 400,855,864,536 seconds is equal to 12,745 years, 50 weeks, 5 days, 11 hours, 15 minutes, 36 seconds.
• To count from 1 to 400,855,864,536 would take you about twenty-five thousand, four hundred ninety-one 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 400855864536 cubic inches would be around 614.4 feet tall.

Recreational maths with 400855864536

• 400855864536 backwards is 635468558004
• The number of decimal digits it has is: 12
• The sum of 400855864536's digits is 54
• More coming soon!