38640

38,640 is an even composite number composed of five prime numbers multiplied together.

What does the number 38640 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 80 divisors.

38640 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of eighty divisors.

Prime factorization of 38640:

24 × 3 × 5 × 7 × 23

(2 × 2 × 2 × 2 × 3 × 5 × 7 × 23)

See below for interesting mathematical facts about the number 38640 from the Numbermatics database.


Names of 38640

  • Cardinal: 38640 can be written as Thirty-eight thousand, six hundred forty.

Scientific notation

  • Scientific notation: 3.864 × 104

Factors of 38640

  • Number of distinct prime factors ω(n): 5
  • Total number of prime factors Ω(n): 8
  • Sum of prime factors: 40

Divisors of 38640

Bases of 38640

  • Binary: 10010110111100002
  • Hexadecimal: 0x96F0
  • Base-36: TTC

Squares and roots of 38640

  • 38640 squared (386402) is 1493049600
  • 38640 cubed (386403) is 57691436544000
  • The square root of 38640 is 196.5705980049
  • The cube root of 38640 is 33.8074467445

Scales and comparisons

How big is 38640?
  • 38,640 seconds is equal to 10 hours, 44 minutes.
  • To count from 1 to 38,640 would take you about ten 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 38640 cubic inches would be around 2.8 feet tall.

Recreational maths with 38640

  • 38640 backwards is 04683
  • 38640 is a Harshad number.
  • The number of decimal digits it has is: 5
  • The sum of 38640's digits is 21
  • More coming soon!

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"Number 38640 - Facts about the integer". Numbermatics.com. 2024. Web. 19 March 2024.

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Numbermatics. (2024). Number 38640 - Facts about the integer. Retrieved 19 March 2024, from https://numbermatics.com/n/38640/

Chicago style:
Numbermatics. 2024. "Number 38640 - Facts about the integer". https://numbermatics.com/n/38640/

The information we have on file for 38640 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 38640, math, Factors of 38640, curriculum, school, college, exams, university, Prime factorization of 38640, STEM, science, technology, engineering, physics, economics, calculator, thirty-eight thousand, six hundred forty.

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