199728

199,728 is an even composite number composed of four prime numbers multiplied together.

What does the number 199728 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 60 divisors.

199728 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixty divisors.

Prime factorization of 199728:

24 × 32 × 19 × 73

(2 × 2 × 2 × 2 × 3 × 3 × 19 × 73)

See below for interesting mathematical facts about the number 199728 from the Numbermatics database.


Names of 199728

  • Cardinal: 199728 can be written as One hundred ninety-nine thousand, seven hundred twenty-eight.

Scientific notation

  • Scientific notation: 1.99728 × 105

Factors of 199728

  • Number of distinct prime factors ω(n): 4
  • Total number of prime factors Ω(n): 8
  • Sum of prime factors: 97

Divisors of 199728

Bases of 199728

  • Binary: 1100001100001100002
  • Hexadecimal: 0x30C30
  • Base-36: 4A40

Squares and roots of 199728

  • 199728 squared (1997282) is 39891273984
  • 199728 cubed (1997283) is 7967404370276352
  • The square root of 199728 is 446.9093867889
  • The cube root of 199728 is 58.4538316425

Scales and comparisons

How big is 199728?
  • 199,728 seconds is equal to 2 days, 7 hours, 28 minutes, 48 seconds.
  • To count from 1 to 199,728 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 199728 cubic inches would be around 4.9 feet tall.

Recreational maths with 199728

  • 199728 backwards is 827991
  • 199728 is a Harshad number.
  • The number of decimal digits it has is: 6
  • The sum of 199728's digits is 36
  • More coming soon!

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"Number 199728 - Facts about the integer". Numbermatics.com. 2021. Web. 26 February 2021.

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Numbermatics. (2021). Number 199728 - Facts about the integer. Retrieved 26 February 2021, from https://numbermatics.com/n/199728/

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The information we have on file for 199728 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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