40072641939

Names of 40072641939

• Cardinal: 40072641939 can be written as Forty billion, seventy-two million, six hundred forty-one thousand, nine hundred thirty-nine.

Scientific notation

• Scientific notation: 4.0072641939 × 10¹⁰

Factors of 40072641939

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 104

Divisors of 40072641939

• Number of divisors d(n): 108
• Complete list of divisors:
  1 3 9 11 31 33 59 93 99 121 177 279 341 363 531 649 961 1023 1089 1331 1829 1947 2883 3069 3481 3751 3993 5487 5841 7139 8649 10443 10571 11253 11979 16461 20119 21417 31329 31713 33759 38291 41261 56699 60357 64251 78529 95139 107911 114873 116281 123783 170097 181071 221309 235587 323733 344619 348843 371349 421201 510291 623689 663927 706761 971199 1046529 1187021 1263603 1279091 1871067 1991781 2434399 3345241 3561063 3790809 3837273 4633211 5613201 6860579 7303197 10035723 10683189 11511819 13057231 13899633 20581737 21909591 30107169 36797651 39171693 41698899 61745211 75466369 110392953 117515079 143629541 226399107 331178859 404774161 430888623 679197321 1214322483 1292665869 3642967449 4452515771 13357547313 40072641939
• Sum of all divisors σ(n): 66920565816
• Sum of proper divisors (its aliquot sum) s(n): 26847923877
• 40072641939 is a deficient number, because the sum of its proper divisors (26847923877) is less than itself. Its deficiency is 13224718062

Bases of 40072641939

• Binary: 100101010100100000111111110110010011₂
• Hexadecimal: 0x95483FD93
• Base-36: IEQ7SER

Squares and roots of 40072641939

• 40072641939 squared (40072641939²) is 1605816631971301679721
• 40072641939 cubed (40072641939³) is 64349314912676911935208890419019
• The square root of 40072641939 is 200181.5224714809
• The cube root of 40072641939 is 3422.0209075219

Scales and comparisons

• 40,072,641,939 seconds is equal to 1,274 years, 9 weeks, 4 days, 17 hours, 25 minutes, 39 seconds.
• To count from 1 to 40,072,641,939 would take you about two thousand, five hundred forty-eight 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 40072641939 cubic inches would be around 285.2 feet tall.

Recreational maths with 40072641939

• 40072641939 backwards is 93914627004
• The number of decimal digits it has is: 11
• The sum of 40072641939's digits is 45
• More coming soon!