9920

9,920 is an even composite number composed of three prime numbers multiplied together.

What does the number 9920 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 28 divisors.

9920 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twenty-eight divisors.

Prime factorization of 9920:

26 × 5 × 31

(2 × 2 × 2 × 2 × 2 × 2 × 5 × 31)

See below for interesting mathematical facts about the number 9920 from the Numbermatics database.


Names of 9920

  • Cardinal: 9920 can be written as Nine thousand, nine hundred twenty.

Scientific notation

  • Scientific notation: 9.92 × 103

Factors of 9920

  • Number of distinct prime factors ω(n): 3
  • Total number of prime factors Ω(n): 8
  • Sum of prime factors: 38

Divisors of 9920

Bases of 9920

  • Binary: 100110110000002
  • Hexadecimal: 0x26C0
  • Base-36: 7NK

Squares and roots of 9920

  • 9920 squared (99202) is 98406400
  • 9920 cubed (99203) is 976191488000
  • The square root of 9920 is 99.5991967837
  • The cube root of 9920 is 21.4867414197

Scales and comparisons

How big is 9920?
  • 9,920 seconds is equal to 2 hours, 45 minutes, 20 seconds.
  • To count from 1 to 9,920 would take you about two 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 9920 cubic inches would be around 1.8 feet tall.

Recreational maths with 9920

  • 9920 backwards is 0299
  • 9920 is a Harshad number.
  • The number of decimal digits it has is: 4
  • The sum of 9920's digits is 20
  • More coming soon!

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"Number 9920 - Facts about the integer". Numbermatics.com. 2024. Web. 19 March 2024.

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Numbermatics. (2024). Number 9920 - Facts about the integer. Retrieved 19 March 2024, from https://numbermatics.com/n/9920/

Chicago style:
Numbermatics. 2024. "Number 9920 - Facts about the integer". https://numbermatics.com/n/9920/

The information we have on file for 9920 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 9920, math, Factors of 9920, curriculum, school, college, exams, university, Prime factorization of 9920, STEM, science, technology, engineering, physics, economics, calculator, nine thousand, nine hundred twenty.

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