31994161

Names of 31994161

• Cardinal: 31994161 can be written as Thirty-one million, nine hundred ninety-four thousand, one hundred sixty-one.

Scientific notation

• Scientific notation: 3.1994161 × 10⁷

Factors of 31994161

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 12862

Divisors of 31994161

• Number of divisors d(n): 4
• Complete list of divisors:
  1 3371 9491 31994161
• Sum of all divisors σ(n): 32007024
• Sum of proper divisors (its aliquot sum) s(n): 12863
• 31994161 is a deficient number, because the sum of its proper divisors (12863) is less than itself. Its deficiency is 31981298

Bases of 31994161

• Binary: 1111010000011000100110001₂
• Hexadecimal: 0x1E83131
• Base-36: J1QUP

Squares and roots of 31994161

• 31994161 squared (31994161²) is 1023626338093921
• 31994161 cubed (31994161³) is 32750065864817341595281
• The square root of 31994161 is 5656.3381263855
• The cube root of 31994161 is 317.4608991467

Scales and comparisons

• 31,994,161 seconds is equal to 1 year, 6 days, 7 hours, 16 minutes, 1 second.
• To count from 1 to 31,994,161 would take you about twenty-seven weeks!

  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 31994161 cubic inches would be around 26.5 feet tall.

Recreational maths with 31994161

• 31994161 backwards is 16149913
• The number of decimal digits it has is: 8
• The sum of 31994161's digits is 34
• More coming soon!