40420839615

Names of 40420839615

• Cardinal: 40420839615 can be written as Forty billion, four hundred twenty million, eight hundred thirty-nine thousand, six hundred fifteen.

Scientific notation

• Scientific notation: 4.0420839615 × 10¹⁰

Factors of 40420839615

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 4284

Divisors of 40420839615

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 5 13 15 39 61 65 183 195 305 793 915 1093 2379 3109 3279 3965 5465 9327 11895 14209 15545 16395 40417 42627 46635 66673 71045 121251 189649 200019 202085 213135 333365 568947 606255 866749 948245 1000095 2465437 2600247 2844735 3398137 4333745 7396311 10194411 12327185 13001235 16990685 36981555 44175781 50972055 132527343 207286357 220878905 621859071 662636715 1036431785 2694722641 3109295355 8084167923 13473613205 40420839615
• Sum of all divisors σ(n): 70877546880
• Sum of proper divisors (its aliquot sum) s(n): 30456707265
• 40420839615 is a deficient number, because the sum of its proper divisors (30456707265) is less than itself. Its deficiency is 9964132350

Bases of 40420839615

• Binary: 100101101001010001010001000010111111₂
• Hexadecimal: 0x9694510BF
• Base-36: IKHIVGF

Squares and roots of 40420839615

• 40420839615 squared (40420839615²) is 1633844275181553348225
• 40420839615 cubed (40420839615³) is 66041357402999492895168969933375
• The square root of 40420839615 is 201049.3462187829
• The cube root of 40420839615 is 3431.9038357335

Scales and comparisons

• 40,420,839,615 seconds is equal to 1,285 years, 13 weeks, 2 days, 19 hours, 15 seconds.
• To count from 1 to 40,420,839,615 would take you about two thousand, five hundred seventy 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 40420839615 cubic inches would be around 286 feet tall.

Recreational maths with 40420839615

• 40420839615 backwards is 51693802404
• The number of decimal digits it has is: 11
• The sum of 40420839615's digits is 42
• More coming soon!