664108144

Names of 664108144

• Cardinal: 664108144 can be written as Six hundred sixty-four million, one hundred eight thousand, one hundred forty-four.

Scientific notation

• Scientific notation: 6.64108144 × 10⁸

Factors of 664108144

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 5929546

Divisors of 664108144

• Number of divisors d(n): 20
• Complete list of divisors:
  1 2 4 7 8 14 16 28 56 112 5929537 11859074 23718148 41506759 47436296 83013518 94872592 166027036 332054072 664108144
• Sum of all divisors σ(n): 1470525424
• Sum of proper divisors (its aliquot sum) s(n): 806417280
• 664108144 is an abundant number, because the sum of its proper divisors (806417280) is greater than itself. Its abundance is 142309136

Bases of 664108144

• Binary: 100111100101010111110001110000₂
• Hexadecimal: 0x27957C70
• Base-36: AZE54G

Squares and roots of 664108144

• 664108144 squared (664108144²) is 441039626927124736
• 664108144 cubed (664108144³) is 292898008069025231681449984
• The square root of 664108144 is 25770.2957685783
• The cube root of 664108144 is 872.4614943475

Scales and comparisons

• 664,108,144 seconds is equal to 21 years, 6 weeks, 10 hours, 29 minutes, 4 seconds.
• To count from 1 to 664,108,144 would take you about thirty-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 664108144 cubic inches would be around 72.7 feet tall.

Recreational maths with 664108144

• 664108144 backwards is 441801466
• The number of decimal digits it has is: 9
• The sum of 664108144's digits is 34
• More coming soon!