40908181536

Names of 40908181536

• Cardinal: 40908181536 can be written as Forty billion, nine hundred eight million, one hundred eighty-one thousand, five hundred thirty-six.

Scientific notation

• Scientific notation: 4.0908181536 × 10¹⁰

Factors of 40908181536

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 3839023

Divisors of 40908181536

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 37 48 72 74 96 111 144 148 222 288 296 333 444 592 666 888 1184 1332 1776 2664 3552 5328 10656 3838981 7677962 11516943 15355924 23033886 30711848 34550829 46067772 61423696 69101658 92135544 122847392 138203316 142042297 184271088 276406632 284084594 368542176 426126891 552813264 568169188 852253782 1105626528 1136338376 1278380673 1704507564 2272676752 2556761346 3409015128 4545353504 5113522692 6818030256 10227045384 13636060512 20454090768 40908181536
• Sum of all divisors σ(n): 119476797804
• Sum of proper divisors (its aliquot sum) s(n): 78568616268
• 40908181536 is an abundant number, because the sum of its proper divisors (78568616268) is greater than itself. Its abundance is 37660434732

Bases of 40908181536

• Binary: 100110000110010100010101000000100000₂
• Hexadecimal: 0x986515020
• Base-36: ISJOAW0

Squares and roots of 40908181536

• 40908181536 squared (40908181536²) is 1673479316582331319296
• 40908181536 cubed (40908181536³) is 68458995679491224699859147718656
• The square root of 40908181536 is 202257.7106960327
• The cube root of 40908181536 is 3445.6412513441

Scales and comparisons

• 40,908,181,536 seconds is equal to 1,300 years, 39 weeks, 1 day, 7 hours, 45 minutes, 36 seconds.
• To count from 1 to 40,908,181,536 would take you about two thousand, six hundred one 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 40908181536 cubic inches would be around 287.1 feet tall.

Recreational maths with 40908181536

• 40908181536 backwards is 63518180904
• The number of decimal digits it has is: 11
• The sum of 40908181536's digits is 45
• More coming soon!