8,742 is an even composite number composed of four prime numbers multiplied together.

What does the number 8742 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 16 divisors.

8742 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 8742:

2 × 3 × 31 × 47

See below for interesting mathematical facts about the number 8742 from the Numbermatics database.

Names of 8742

  • Cardinal: 8742 can be written as Eight thousand, seven hundred forty-two.

Scientific notation

  • Scientific notation: 8.742 × 103

Factors of 8742

  • Number of distinct prime factors ω(n): 4
  • Total number of prime factors Ω(n): 4
  • Sum of prime factors: 83

Divisors of 8742

  • Number of divisors d(n): 16
  • Complete list of divisors:
  • Sum of all divisors σ(n): 18432
  • Sum of proper divisors (its aliquot sum) s(n): 9690
  • 8742 is an abundant number, because the sum of its proper divisors (9690) is greater than itself. Its abundance is 948

Bases of 8742

  • Binary: 100010001001102
  • Hexadecimal: 0x2226
  • Base-36: 6QU

Squares and roots of 8742

  • 8742 squared (87422) is 76422564
  • 8742 cubed (87423) is 668086054488
  • The square root of 8742 is 93.4986630921
  • The cube root of 8742 is 20.6001445303

Scales and comparisons

How big is 8742?
  • 8,742 seconds is equal to 2 hours, 25 minutes, 42 seconds.
  • To count from 1 to 8,742 would take you about two 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 8742 cubic inches would be around 1.7 feet tall.

Recreational maths with 8742

  • 8742 backwards is 2478
  • The number of decimal digits it has is: 4
  • The sum of 8742's digits is 21
  • More coming soon!

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"Number 8742 - Facts about the integer". Numbermatics.com. 2023. Web. 23 September 2023.

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Numbermatics. (2023). Number 8742 - Facts about the integer. Retrieved 23 September 2023, from https://numbermatics.com/n/8742/

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The information we have on file for 8742 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 8742, math, Factors of 8742, curriculum, school, college, exams, university, Prime factorization of 8742, STEM, science, technology, engineering, physics, economics, calculator, eight thousand, seven hundred forty-two.

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