19,920 is an even composite number composed of four prime numbers multiplied together.

What does the number 19920 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 40 divisors.

19920 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty divisors.

Prime factorization of 19920:

24 × 3 × 5 × 83

(2 × 2 × 2 × 2 × 3 × 5 × 83)

See below for interesting mathematical facts about the number 19920 from the Numbermatics database.

Names of 19920

  • Cardinal: 19920 can be written as Nineteen thousand, nine hundred twenty.

Scientific notation

  • Scientific notation: 1.992 × 104

Factors of 19920

  • Number of distinct prime factors ω(n): 4
  • Total number of prime factors Ω(n): 7
  • Sum of prime factors: 93

Divisors of 19920

Bases of 19920

  • Binary: 1001101110100002
  • Hexadecimal: 0x4DD0
  • Base-36: FDC

Squares and roots of 19920

  • 19920 squared (199202) is 396806400
  • 19920 cubed (199203) is 7904383488000
  • The square root of 19920 is 141.1382301149
  • The cube root of 19920 is 27.1079355673

Scales and comparisons

How big is 19920?
  • 19,920 seconds is equal to 5 hours, 32 minutes.
  • To count from 1 to 19,920 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 19920 cubic inches would be around 2.3 feet tall.

Recreational maths with 19920

  • 19920 backwards is 02991
  • The number of decimal digits it has is: 5
  • The sum of 19920's digits is 21
  • More coming soon!

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"Number 19920 - Facts about the integer". Numbermatics.com. 2021. Web. 25 October 2021.

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Numbermatics. (2021). Number 19920 - Facts about the integer. Retrieved 25 October 2021, from https://numbermatics.com/n/19920/

Chicago style:
Numbermatics. 2021. "Number 19920 - Facts about the integer". https://numbermatics.com/n/19920/

The information we have on file for 19920 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!

Keywords: Divisors of 19920, math, Factors of 19920, curriculum, school, college, exams, university, Prime factorization of 19920, STEM, science, technology, engineering, physics, economics, calculator, nineteen thousand, nine hundred twenty.

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