20,968 is an even composite number composed of two prime numbers multiplied together.

What does the number 20968 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 8 divisors.

20968 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 20968:

23 × 2621

(2 × 2 × 2 × 2621)

See below for interesting mathematical facts about the number 20968 from the Numbermatics database.

Names of 20968

  • Cardinal: 20968 can be written as Twenty thousand, nine hundred sixty-eight.

Scientific notation

  • Scientific notation: 2.0968 × 104

Factors of 20968

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 4
  • Sum of prime factors: 2623

Divisors of 20968

  • Number of divisors d(n): 8
  • Complete list of divisors:
  • Sum of all divisors σ(n): 39330
  • Sum of proper divisors (its aliquot sum) s(n): 18362
  • 20968 is a deficient number, because the sum of its proper divisors (18362) is less than itself. Its deficiency is 2606

Bases of 20968

  • Binary: 1010001111010002
  • Hexadecimal: 0x51E8
  • Base-36: G6G

Squares and roots of 20968

  • 20968 squared (209682) is 439657024
  • 20968 cubed (209683) is 9218728479232
  • The square root of 20968 is 144.8033148791
  • The cube root of 20968 is 27.5752210567

Scales and comparisons

How big is 20968?
  • 20,968 seconds is equal to 5 hours, 49 minutes, 28 seconds.
  • To count from 1 to 20,968 would take you about five 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 20968 cubic inches would be around 2.3 feet tall.

Recreational maths with 20968

  • 20968 backwards is 86902
  • The number of decimal digits it has is: 5
  • The sum of 20968's digits is 25
  • More coming soon!

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The information we have on file for 20968 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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