108400078640

Names of 108400078640

• Cardinal: 108400078640 can be written as One hundred eight billion, four hundred million, seventy-eight thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.0840007864 × 10¹¹

Factors of 108400078640

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 13927

Divisors of 108400078640

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 35 40 56 70 80 112 140 280 560 13913 27826 55652 69565 97391 111304 139130 194782 222608 278260 389564 486955 556520 779128 973910 1113040 1558256 1947820 3895640 7791280 193571569 387143138 774286276 967857845 1355000983 1548572552 1935715690 2710001966 3097145104 3871431380 5420003932 6775004915 7742862760 10840007864 13550009830 15485725520 21680015728 27100019660 54200039320 108400078640
• Sum of all divisors σ(n): 288055198704
• Sum of proper divisors (its aliquot sum) s(n): 179655120064
• 108400078640 is an abundant number, because the sum of its proper divisors (179655120064) is greater than itself. Its abundance is 71255041424

Bases of 108400078640

• Binary: 1100100111101001001011110111100110000₂
• Hexadecimal: 0x193D25EF30
• Base-36: 1DSQLVZK

Squares and roots of 108400078640

• 108400078640 squared (108400078640²) is 11750577049158184249600
• 108400078640 cubed (108400078640³) is 1273763476194126318456249388544000
• The square root of 108400078640 is 329241.6720890599
• The cube root of 108400078640 is 4768.0763286263

Scales and comparisons

• 108,400,078,640 seconds is equal to 3,446 years, 40 weeks, 6 days, 12 hours, 57 minutes, 20 seconds.
• To count from 1 to 108,400,078,640 would take you about six thousand, eight hundred ninety-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 108400078640 cubic inches would be around 397.3 feet tall.

Recreational maths with 108400078640

• 108400078640 backwards is 046870004801
• The number of decimal digits it has is: 12
• The sum of 108400078640's digits is 38
• More coming soon!