40057978939

Names of 40057978939

• Cardinal: 40057978939 can be written as Forty billion, fifty-seven million, nine hundred seventy-eight thousand, nine hundred thirty-nine.

Scientific notation

• Scientific notation: 4.0057978939 × 10¹⁰

Factors of 40057978939

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 824

Divisors of 40057978939

• Number of divisors d(n): 64
• Complete list of divisors:
  1 11 19 31 89 127 209 341 547 589 979 1397 1691 2413 2759 3937 6017 6479 10393 11303 16957 18601 26543 30349 43307 48683 52421 69469 74803 114323 124333 186527 214757 322183 350393 535513 576631 764159 822833 924977 1319911 1509173 2153539 2362327 3544013 3854323 6182741 6657467 10174747 14519021 16600903 23688929 28674287 40917241 68010151 73232137 117472079 191664971 315417157 450089651 1292192869 2108314681 3641634449 40057978939
• Sum of all divisors σ(n): 48483532800
• Sum of proper divisors (its aliquot sum) s(n): 8425553861
• 40057978939 is a deficient number, because the sum of its proper divisors (8425553861) is less than itself. Its deficiency is 31632425078

Bases of 40057978939

• Binary: 100101010011101001000100000000111011₂
• Hexadecimal: 0x953A4403B
• Base-36: IEHHID7

Squares and roots of 40057978939

• 40057978939 squared (40057978939²) is 1604641676677367565721
• 40057978939 cubed (40057978939³) is 64278702488983637445613516350019
• The square root of 40057978939 is 200144.8948611979
• The cube root of 40057978939 is 3421.6034721555

Scales and comparisons

• 40,057,978,939 seconds is equal to 1,273 years, 37 weeks, 3 days, 22 minutes, 19 seconds.
• To count from 1 to 40,057,978,939 would take you about two thousand, five hundred forty-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 40057978939 cubic inches would be around 285.1 feet tall.

Recreational maths with 40057978939

• 40057978939 backwards is 93987975004
• The number of decimal digits it has is: 11
• The sum of 40057978939's digits is 61
• More coming soon!