15,564 is an even composite number composed of three prime numbers multiplied together.

What does the number 15564 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

15564 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 15564:

22 × 3 × 1297

(2 × 2 × 3 × 1297)

See below for interesting mathematical facts about the number 15564 from the Numbermatics database.

Names of 15564

  • Cardinal: 15564 can be written as Fifteen thousand, five hundred sixty-four.

Scientific notation

  • Scientific notation: 1.5564 × 104

Factors of 15564

  • Number of distinct prime factors ω(n): 3
  • Total number of prime factors Ω(n): 4
  • Sum of prime factors: 1302

Divisors of 15564

  • Number of divisors d(n): 12
  • Complete list of divisors:
  • Sum of all divisors σ(n): 36344
  • Sum of proper divisors (its aliquot sum) s(n): 20780
  • 15564 is an abundant number, because the sum of its proper divisors (20780) is greater than itself. Its abundance is 5216

Bases of 15564

  • Binary: 111100110011002
  • Hexadecimal: 0x3CCC
  • Base-36: C0C

Squares and roots of 15564

  • 15564 squared (155642) is 242238096
  • 15564 cubed (155643) is 3770193726144
  • The square root of 15564 is 124.7557613901
  • The cube root of 15564 is 24.9674242379

Scales and comparisons

How big is 15564?
  • 15,564 seconds is equal to 4 hours, 19 minutes, 24 seconds.
  • To count from 1 to 15,564 would take you about four 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 15564 cubic inches would be around 2.1 feet tall.

Recreational maths with 15564

  • 15564 backwards is 46551
  • The number of decimal digits it has is: 5
  • The sum of 15564's digits is 21
  • More coming soon!

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"Number 15564 - Facts about the integer". Numbermatics.com. 2023. Web. 4 December 2023.

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Numbermatics. (2023). Number 15564 - Facts about the integer. Retrieved 4 December 2023, from https://numbermatics.com/n/15564/

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Numbermatics. 2023. "Number 15564 - Facts about the integer". https://numbermatics.com/n/15564/

The information we have on file for 15564 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 15564, math, Factors of 15564, curriculum, school, college, exams, university, Prime factorization of 15564, STEM, science, technology, engineering, physics, economics, calculator, fifteen thousand, five hundred sixty-four.

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