20,165 is an odd composite number composed of three prime numbers multiplied together.

What does the number 20165 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 8 divisors.

20165 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 20165:

5 × 37 × 109

See below for interesting mathematical facts about the number 20165 from the Numbermatics database.

Names of 20165

  • Cardinal: 20165 can be written as Twenty thousand, one hundred sixty-five.

Scientific notation

  • Scientific notation: 2.0165 × 104

Factors of 20165

  • Number of distinct prime factors ω(n): 3
  • Total number of prime factors Ω(n): 3
  • Sum of prime factors: 151

Divisors of 20165

  • Number of divisors d(n): 8
  • Complete list of divisors:
  • Sum of all divisors σ(n): 25080
  • Sum of proper divisors (its aliquot sum) s(n): 4915
  • 20165 is a deficient number, because the sum of its proper divisors (4915) is less than itself. Its deficiency is 15250

Bases of 20165

  • Binary: 1001110110001012
  • Hexadecimal: 0x4EC5
  • Base-36: FK5

Squares and roots of 20165

  • 20165 squared (201652) is 406627225
  • 20165 cubed (201653) is 8199637992125
  • The square root of 20165 is 142.0035210831
  • The cube root of 20165 is 27.2186183083

Scales and comparisons

How big is 20165?
  • 20,165 seconds is equal to 5 hours, 36 minutes, 5 seconds.
  • To count from 1 to 20,165 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 20165 cubic inches would be around 2.3 feet tall.

Recreational maths with 20165

  • 20165 backwards is 56102
  • The number of decimal digits it has is: 5
  • The sum of 20165's digits is 14
  • More coming soon!

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"Number 20165 - Facts about the integer". Numbermatics.com. 2021. Web. 16 June 2021.

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Numbermatics. (2021). Number 20165 - Facts about the integer. Retrieved 16 June 2021, from https://numbermatics.com/n/20165/

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The information we have on file for 20165 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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