40155389568

Names of 40155389568

• Cardinal: 40155389568 can be written as Forty billion, one hundred fifty-five million, three hundred eighty-nine thousand, five hundred sixty-eight.

Scientific notation

• Scientific notation: 4.0155389568 × 10¹⁰

Factors of 40155389568

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 4979599

Divisors of 40155389568

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 56 63 64 72 84 96 112 126 128 144 168 192 224 252 288 336 384 448 504 576 672 896 1008 1152 1344 2016 2688 4032 8064 4979587 9959174 14938761 19918348 29877522 34857109 39836696 44816283 59755044 69714218 79673392 89632566 104571327 119510088 139428436 159346784 179265132 209142654 239020176 278856872 313713981 318693568 358530264 418285308 478040352 557713744 627427962 637387136 717060528 836570616 956080704 1115427488 1254855924 1434121056 1673141232 1912161408 2230854976 2509711848 2868242112 3346282464 4461709952 5019423696 5736484224 6692564928 10038847392 13385129856 20077694784 40155389568
• Sum of all divisors σ(n): 132058673760
• Sum of proper divisors (its aliquot sum) s(n): 91903284192
• 40155389568 is an abundant number, because the sum of its proper divisors (91903284192) is greater than itself. Its abundance is 51747894624

Bases of 40155389568

• Binary: 100101011001011100101001111010000000₂
• Hexadecimal: 0x959729E80
• Base-36: IG3HCW0

Squares and roots of 40155389568

• 40155389568 squared (40155389568²) is 1612455311357843226624
• 40155389568 cubed (40155389568³) is 64748771188564929817356829458432
• The square root of 40155389568 is 200388.0973710765
• The cube root of 40155389568 is 3424.3747115169

Scales and comparisons

• 40,155,389,568 seconds is equal to 1,276 years, 42 weeks, 3 days, 10 hours, 52 minutes, 48 seconds.
• To count from 1 to 40,155,389,568 would take you about two thousand, five hundred fifty-three 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 40155389568 cubic inches would be around 285.4 feet tall.

Recreational maths with 40155389568

• 40155389568 backwards is 86598355104
• The number of decimal digits it has is: 11
• The sum of 40155389568's digits is 54
• More coming soon!