23191

23,191 is an odd composite number composed of two prime numbers multiplied together.

What does the number 23191 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 4 divisors.

23191 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.

Prime factorization of 23191:

7 × 3313

See below for interesting mathematical facts about the number 23191 from the Numbermatics database.


Names of 23191

  • Cardinal: 23191 can be written as Twenty-three thousand, one hundred ninety-one.

Scientific notation

  • Scientific notation: 2.3191 × 104

Factors of 23191

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 2
  • Sum of prime factors: 3320

Divisors of 23191

  • Number of divisors d(n): 4
  • Complete list of divisors:
  • Sum of all divisors σ(n): 26512
  • Sum of proper divisors (its aliquot sum) s(n): 3321
  • 23191 is a deficient number, because the sum of its proper divisors (3321) is less than itself. Its deficiency is 19870

Bases of 23191

  • Binary: 1011010100101112
  • Hexadecimal: 0x5A97
  • Base-36: HW7

Squares and roots of 23191

  • 23191 squared (231912) is 537822481
  • 23191 cubed (231913) is 12472641156871
  • The square root of 23191 is 152.2859153041
  • The cube root of 23191 is 28.5171744233

Scales and comparisons

How big is 23191?
  • 23,191 seconds is equal to 6 hours, 26 minutes, 31 seconds.
  • To count from 1 to 23,191 would take you about six hours.

    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 23191 cubic inches would be around 2.4 feet tall.

Recreational maths with 23191

  • 23191 backwards is 19132
  • The number of decimal digits it has is: 5
  • The sum of 23191's digits is 16
  • More coming soon!

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The information we have on file for 23191 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!

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