2564

2,564 is an even composite number composed of two prime numbers multiplied together.

What does the number 2564 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 6 divisors.

2564 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of six divisors.

Prime factorization of 2564:

22 × 641

(2 × 2 × 641)

See below for interesting mathematical facts about the number 2564 from the Numbermatics database.


Names of 2564

  • Cardinal: 2564 can be written as Two thousand, five hundred sixty-four.

Scientific notation

  • Scientific notation: 2.564 × 103

Factors of 2564

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 3
  • Sum of prime factors: 643

Divisors of 2564

  • Number of divisors d(n): 6
  • Complete list of divisors:
  • Sum of all divisors σ(n): 4494
  • Sum of proper divisors (its aliquot sum) s(n): 1930
  • 2564 is a deficient number, because the sum of its proper divisors (1930) is less than itself. Its deficiency is 634

Bases of 2564

  • Binary: 1010000001002
  • Hexadecimal: 0xA04
  • Base-36: 1Z8

Squares and roots of 2564

  • 2564 squared (25642) is 6574096
  • 2564 cubed (25643) is 16855982144
  • The square root of 2564 is 50.6359556047
  • The cube root of 2564 is 13.6869287655

Scales and comparisons

How big is 2564?
  • 2,564 seconds is equal to 42 minutes, 44 seconds.
  • To count from 1 to 2,564 would take you about forty-two minutes.

    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 2564 cubic inches would be around 1.1 feet tall.

Recreational maths with 2564

  • 2564 backwards is 4652
  • The number of decimal digits it has is: 4
  • The sum of 2564's digits is 17
  • More coming soon!

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"Number 2564 - Facts about the integer". Numbermatics.com. 2024. Web. 21 May 2024.

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Numbermatics. (2024). Number 2564 - Facts about the integer. Retrieved 21 May 2024, from https://numbermatics.com/n/2564/

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Numbermatics. 2024. "Number 2564 - Facts about the integer". https://numbermatics.com/n/2564/

The information we have on file for 2564 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 2564, math, Factors of 2564, curriculum, school, college, exams, university, Prime factorization of 2564, STEM, science, technology, engineering, physics, economics, calculator, two thousand, five hundred sixty-four.

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