40801156638

Names of 40801156638

• Cardinal: 40801156638 can be written as Forty billion, eight hundred one million, one hundred fifty-six thousand, six hundred thirty-eight.

Scientific notation

• Scientific notation: 4.0801156638 × 10¹⁰

Factors of 40801156638

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 9341

Divisors of 40801156638

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 11 22 33 66 71 142 213 426 781 1063 1562 2126 2343 3189 4686 6378 8191 11693 16382 23386 24573 35079 49146 70158 75473 90101 150946 180202 226419 270303 452838 540606 581561 830203 1163122 1660406 1744683 2490609 3489366 4981218 6397171 8707033 12794342 17414066 19191513 26121099 38383026 52242198 95777363 191554726 287332089 574664178 618199343 1236398686 1854598029 3709196058 6800192773 13600385546 20400578319 40801156638
• Sum of all divisors σ(n): 90370473984
• Sum of proper divisors (its aliquot sum) s(n): 49569317346
• 40801156638 is an abundant number, because the sum of its proper divisors (49569317346) is greater than itself. Its abundance is 8768160708

Bases of 40801156638

• Binary: 100101111111111100000011111000011110₂
• Hexadecimal: 0x97FF03E1E
• Base-36: IQRYDY6

Squares and roots of 40801156638

• 40801156638 squared (40801156638²) is 1664734382998611463044
• 40801156638 cubed (40801156638³) is 67923088321390630440160592286072
• The square root of 40801156638 is 201992.9618526349
• The cube root of 40801156638 is 3442.6337725457

Scales and comparisons

• 40,801,156,638 seconds is equal to 1,297 years, 18 weeks, 1 day, 14 hours, 37 minutes, 18 seconds.
• To count from 1 to 40,801,156,638 would take you about two thousand, five hundred ninety-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 40801156638 cubic inches would be around 286.9 feet tall.

Recreational maths with 40801156638

• 40801156638 backwards is 83665110804
• The number of decimal digits it has is: 11
• The sum of 40801156638's digits is 42
• More coming soon!