131010091

Names of 131010091

• Cardinal: 131010091 can be written as One hundred thirty-one million, ten thousand and ninety-one.

Scientific notation

• Scientific notation: 1.31010091 × 10⁸

Factors of 131010091

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 131010091

Divisors of 131010091

• Number of divisors d(n): 2
• Complete list of divisors:
  1 131010091
• Sum of all divisors σ(n): 131010092
• Sum of proper divisors (its aliquot sum) s(n): 1
• 131010091 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 131010090

Bases of 131010091

• Binary: 111110011110000111000101011₂
• Hexadecimal: 0x7CF0E2B
• Base-36: 260017

Squares and roots of 131010091

• 131010091 squared (131010091²) is 17163643943828281
• 131010091 cubed (131010091³) is 2248610554972541982183571
• The square root of 131010091 is 11445.9639611525
• The cube root of 131010091 is 507.8883481139

Scales and comparisons

• 131,010,091 seconds is equal to 4 years, 8 weeks, 4 days, 7 hours, 41 minutes, 31 seconds.
• To count from 1 to 131,010,091 would take you about six 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 131010091 cubic inches would be around 42.3 feet tall.

Recreational maths with 131010091

• 131010091 backwards is 190010131
• The number of decimal digits it has is: 9
• The sum of 131010091's digits is 16
• More coming soon!