40404337128

Names of 40404337128

• Cardinal: 40404337128 can be written as Forty billion, four hundred four million, three hundred thirty-seven thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 4.0404337128 × 10¹⁰

Factors of 40404337128

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2383

Divisors of 40404337128

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 36 72 109 218 327 436 654 872 981 1308 1962 2269 2616 3924 4538 6807 7848 9076 13614 18152 20421 27228 40842 54456 81684 163368 247321 494642 741963 989284 1483926 1978568 2225889 2967852 4451778 5148361 5935704 8903556 10296722 15445083 17807112 20593444 30890166 41186888 46335249 61780332 92670498 123560664 185340996 370681992 561171349 1122342698 1683514047 2244685396 3367028094 4489370792 5050542141 6734056188 10101084282 13468112376 20202168564 40404337128
• Sum of all divisors σ(n): 110481034950
• Sum of proper divisors (its aliquot sum) s(n): 70076697822
• 40404337128 is an abundant number, because the sum of its proper divisors (70076697822) is greater than itself. Its abundance is 29672360694

Bases of 40404337128

• Binary: 100101101000010010010100000111101000₂
• Hexadecimal: 0x9684941E8
• Base-36: IK7P620

Squares and roots of 40404337128

• 40404337128 squared (40404337128²) is 1632510458753079288384
• 40404337128 cubed (40404337128³) is 65960502940445354075981470321152
• The square root of 40404337128 is 201008.3011420175
• The cube root of 40404337128 is 3431.4367280225

Scales and comparisons

• 40,404,337,128 seconds is equal to 1,284 years, 38 weeks, 18 hours, 58 minutes, 48 seconds.
• To count from 1 to 40,404,337,128 would take you about two thousand, five hundred sixty-nine 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 40404337128 cubic inches would be around 286 feet tall.

Recreational maths with 40404337128

• 40404337128 backwards is 82173340404
• 40404337128 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 40404337128's digits is 36
• More coming soon!