565

565 is an odd composite number composed of two prime numbers multiplied together.

What does the number 565 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 4 divisors.

565 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.

Prime factorization of 565:

5 × 113

See below for interesting mathematical facts about the number 565 from the Numbermatics database.


Names of 565

  • Cardinal: 565 can be written as Five hundred sixty-five.

Scientific notation

  • Scientific notation: 5.65 × 102

Factors of 565

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 2
  • Sum of prime factors: 118

Divisors of 565

  • Number of divisors d(n): 4
  • Complete list of divisors:
  • Sum of all divisors σ(n): 684
  • Sum of proper divisors (its aliquot sum) s(n): 119
  • 565 is a deficient number, because the sum of its proper divisors (119) is less than itself. Its deficiency is 446

Bases of 565

  • Binary: 10001101012
  • Hexadecimal: 0x235
  • Base-36: FP

Squares and roots of 565

  • 565 squared (5652) is 319225
  • 565 cubed (5653) is 180362125
  • The square root of 565 is 23.7697286481
  • The cube root of 565 is 8.2670294095

Scales and comparisons

How big is 565?
  • 565 seconds is equal to 9 minutes, 25 seconds.
  • To count from 1 to 565 would take you about four 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 565 cubic inches would be around 0.7 feet tall.

Recreational maths with 565

  • 565 is the same when its digits are reversed! That makes it a palindromic number.
  • The number of decimal digits it has is: 3
  • The sum of 565's digits is 16
  • More coming soon!

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Numbermatics. (2021). Number 565 - Facts about the integer. Retrieved 31 July 2021, from https://numbermatics.com/n/565/

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The information we have on file for 565 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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