40384720429351243

Names of 40384720429351243

• Cardinal: 40384720429351243 can be written as Forty quadrillion, three hundred eighty-four trillion, seven hundred twenty billion, four hundred twenty-nine million, three hundred fifty-one thousand, two hundred forty-three.

Scientific notation

• Scientific notation: 4.0384720429351243 × 10¹⁶

Factors of 40384720429351243

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 6135256

Divisors of 40384720429351243

• Number of divisors d(n): 24
• Complete list of divisors:
  1 11 121 6361 8573 69971 94303 769681 1037333 6120311 54532853 67323421 599861383 740557631 6598475213 38931298271 52469426203 428244280981 577163688233 4710687090791 6348800570563 333758020077283 3671338220850113 40384720429351243
• Sum of all divisors σ(n): 44401981035490848
• Sum of proper divisors (its aliquot sum) s(n): 4017260606139605
• 40384720429351243 is a deficient number, because the sum of its proper divisors (4017260606139605) is less than itself. Its deficiency is 36367459823211638

Bases of 40384720429351243

• Binary: 10001111011110011011000001110011100010111000000101001011₂
• Hexadecimal: 0x8F79B0738B814B
• Base-36: B1N6SG11XL7

Squares and roots of 40384720429351243

• 40384720429351243 squared (40384720429351243²) is 1630925644156859644756409865645049
• 40384720429351243 cubed (40384720429351243³) is 65864476180334365392110456082015931283444784945907
• The square root of 40384720429351243 is 200959499.4752704965
• The cube root of 40384720429351243 is 343088.1306156963

Scales and comparisons

• 40,384,720,429,351,243 seconds is equal to 1,284,109,191 years, 26 weeks, 4 days, 2 hours, 43 seconds.
• To count from 1 to 40,384,720,429,351,243 would take you about three billion, eight hundred fifty-two million, three hundred twenty-seven thousand, five hundred seventy-four 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 40384720429351243 cubic inches would be around 28590.7 feet tall.

Recreational maths with 40384720429351243

• 40384720429351243 backwards is 34215392402748304
• The number of decimal digits it has is: 17
• The sum of 40384720429351243's digits is 61
• More coming soon!