813120

813,120 is an even composite number composed of five prime numbers multiplied together.

What does the number 813120 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 168 divisors.

813120 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred sixty-eight divisors.

Prime factorization of 813120:

26 × 3 × 5 × 7 × 112

(2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 7 × 11 × 11)

See below for interesting mathematical facts about the number 813120 from the Numbermatics database.


Names of 813120

  • Cardinal: 813120 can be written as Eight hundred thirteen thousand, one hundred twenty.

Scientific notation

  • Scientific notation: 8.1312 × 105

Factors of 813120

  • Number of distinct prime factors ω(n): 5
  • Total number of prime factors Ω(n): 11
  • Sum of prime factors: 28

Divisors of 813120

Bases of 813120

  • Binary: 110001101000010000002
  • Hexadecimal: 0xC6840
  • Base-36: HFEO

Squares and roots of 813120

  • 813120 squared (8131202) is 661164134400
  • 813120 cubed (8131203) is 537605780963328000
  • The square root of 813120 is 901.7316674045
  • The cube root of 813120 is 93.3365078285

Scales and comparisons

How big is 813120?
  • 813,120 seconds is equal to 2 days, 9 hours, 52 minutes.
  • To count from 1 to 813,120 would take you about two days!

    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 813120 cubic inches would be around 7.8 feet tall.

Recreational maths with 813120

  • 813120 backwards is 021318
  • 813120 is a Harshad number.
  • The number of decimal digits it has is: 6
  • The sum of 813120's digits is 15
  • More coming soon!

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"Number 813120 - Facts about the integer". Numbermatics.com. 2020. Web. 27 January 2020.

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Numbermatics. (2020). Number 813120 - Facts about the integer. Retrieved 27 January 2020, from https://numbermatics.com/n/813120/

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The information we have on file for 813120 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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