28563990

28,563,990 is an even composite number composed of six prime numbers multiplied together.

What does the number 28563990 look like?

This visualization shows the relationship between its 6 prime factors (large circles) and 64 divisors.

28563990 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of sixty-four divisors.

Prime factorization of 28563990:

2 × 3 × 5 × 7 × 13 × 10463

See below for interesting mathematical facts about the number 28563990 from the Numbermatics database.


Names of 28563990

  • Cardinal: 28563990 can be written as Twenty-eight million, five hundred sixty-three thousand, nine hundred ninety.

Scientific notation

  • Scientific notation: 2.856399 × 107

Factors of 28563990

  • Number of distinct prime factors ω(n): 6
  • Total number of prime factors Ω(n): 6
  • Sum of prime factors: 10493

Divisors of 28563990

Bases of 28563990

  • Binary: 11011001111011010000101102
  • Hexadecimal: 0x1B3DA16
  • Base-36: H0846

Squares and roots of 28563990

  • 28563990 squared (285639902) is 815901524720100
  • 28563990 cubed (285639903) is 23305402993089689199000
  • The square root of 28563990 is 5344.5289783107
  • The cube root of 28563990 is 305.6841758357

Scales and comparisons

How big is 28563990?
  • 28,563,990 seconds is equal to 47 weeks, 1 day, 14 hours, 26 minutes, 30 seconds.
  • To count from 1 to 28,563,990 would take you about eighteen weeks!

    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 28563990 cubic inches would be around 25.5 feet tall.

Recreational maths with 28563990

  • 28563990 backwards is 09936582
  • 28563990 is a Harshad number.
  • The number of decimal digits it has is: 8
  • The sum of 28563990's digits is 42
  • More coming soon!

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"Number 28563990 - Facts about the integer". Numbermatics.com. 2024. Web. 28 March 2024.

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Numbermatics. (2024). Number 28563990 - Facts about the integer. Retrieved 28 March 2024, from https://numbermatics.com/n/28563990/

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Numbermatics. 2024. "Number 28563990 - Facts about the integer". https://numbermatics.com/n/28563990/

The information we have on file for 28563990 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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