40729190895785536

Names of 40729190895785536

• Cardinal: 40729190895785536 can be written as Forty quadrillion, seven hundred twenty-nine trillion, one hundred ninety billion, eight hundred ninety-five million, seven hundred eighty-five thousand, five hundred thirty-six.

Scientific notation

• Scientific notation: 4.0729190895785536 × 10¹⁶

Factors of 40729190895785536

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 25226845

Divisors of 40729190895785536

• Number of divisors d(n): 21
• Complete list of divisors:
  1 2 4 8 16 32 64 25226843 50453686 100907372 201814744 403629488 807258976 1614517952 636393607746649 1272787215493298 2545574430986596 5091148861973192 10182297723946384 20364595447892768 40729190895785536
• Sum of all divisors σ(n): 80821991387633611
• Sum of proper divisors (its aliquot sum) s(n): 40092800491848075
• 40729190895785536 is a deficient number, because the sum of its proper divisors (40092800491848075) is less than itself. Its deficiency is 636390403937461

Bases of 40729190895785536

• Binary: 10010000101100101111101110111011010101010001011001000000₂
• Hexadecimal: 0x90B2FBBB551640
• Base-36: B51AJZQSZ0G

Squares and roots of 40729190895785536

• 40729190895785536 squared (40729190895785536²) is 1658866991025339392423406506807296
• 40729190895785536 cubed (40729190895785536³) is 67564310348188399636838321286906188816501296070656
• 40729190895785536 is a perfect square number. Its square root is 201814744
• The cube root of 40729190895785536 is 344060.8523584099

Scales and comparisons

• 40,729,190,895,785,536 seconds is equal to 1,295,062,286 years, 42 weeks, 6 days, 22 hours, 12 minutes, 16 seconds.
• To count from 1 to 40,729,190,895,785,536 would take you about three billion, eight hundred eighty-five million, one hundred eighty-six thousand, eight hundred sixty 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 40729190895785536 cubic inches would be around 28671.7 feet tall.

Recreational maths with 40729190895785536

• 40729190895785536 backwards is 63558759809192704
• The number of decimal digits it has is: 17
• The sum of 40729190895785536's digits is 88
• More coming soon!