15,243 is an odd composite number composed of two prime numbers multiplied together.

What does the number 15243 look like?

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

15243 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 15243:

3 × 5081

See below for interesting mathematical facts about the number 15243 from the Numbermatics database.

Names of 15243

  • Cardinal: 15243 can be written as Fifteen thousand, two hundred forty-three.

Scientific notation

  • Scientific notation: 1.5243 × 104

Factors of 15243

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 2
  • Sum of prime factors: 5084

Divisors of 15243

  • Number of divisors d(n): 4
  • Complete list of divisors:
  • Sum of all divisors σ(n): 20328
  • Sum of proper divisors (its aliquot sum) s(n): 5085
  • 15243 is a deficient number, because the sum of its proper divisors (5085) is less than itself. Its deficiency is 10158

Bases of 15243

  • Binary: 111011100010112
  • Hexadecimal: 0x3B8B
  • Base-36: BRF

Squares and roots of 15243

  • 15243 squared (152432) is 232349049
  • 15243 cubed (152433) is 3541696553907
  • The square root of 15243 is 123.4625449277
  • The cube root of 15243 is 24.7945834511

Scales and comparisons

How big is 15243?
  • 15,243 seconds is equal to 4 hours, 14 minutes, 3 seconds.
  • To count from 1 to 15,243 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 15243 cubic inches would be around 2.1 feet tall.

Recreational maths with 15243

  • 15243 backwards is 34251
  • The number of decimal digits it has is: 5
  • The sum of 15243's digits is 15
  • More coming soon!

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The information we have on file for 15243 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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