2,742 is an even composite number composed of three prime numbers multiplied together.

What does the number 2742 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 8 divisors.

2742 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 2742:

2 × 3 × 457

See below for interesting mathematical facts about the number 2742 from the Numbermatics database.

Names of 2742

  • Cardinal: 2742 can be written as Two thousand, seven hundred forty-two.

Scientific notation

  • Scientific notation: 2.742 × 103

Factors of 2742

  • Number of distinct prime factors ω(n): 3
  • Total number of prime factors Ω(n): 3
  • Sum of prime factors: 462

Divisors of 2742

  • Number of divisors d(n): 8
  • Complete list of divisors:
  • Sum of all divisors σ(n): 5496
  • Sum of proper divisors (its aliquot sum) s(n): 2754
  • 2742 is an abundant number, because the sum of its proper divisors (2754) is greater than itself. Its abundance is 12

Bases of 2742

  • Binary: 1010101101102
  • Hexadecimal: 0xAB6
  • Base-36: 246

Squares and roots of 2742

  • 2742 squared (27422) is 7518564
  • 2742 cubed (27423) is 20615902488
  • The square root of 2742 is 52.3641098463
  • The cube root of 2742 is 13.9965978127

Scales and comparisons

How big is 2742?
  • 2,742 seconds is equal to 45 minutes, 42 seconds.
  • To count from 1 to 2,742 would take you about forty-five 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 2742 cubic inches would be around 1.2 feet tall.

Recreational maths with 2742

  • 2742 backwards is 2472
  • The number of decimal digits it has is: 4
  • The sum of 2742's digits is 15
  • More coming soon!

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"Number 2742 - Facts about the integer". Numbermatics.com. 2024. Web. 4 March 2024.

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Numbermatics. (2024). Number 2742 - Facts about the integer. Retrieved 4 March 2024, from https://numbermatics.com/n/2742/

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The information we have on file for 2742 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 2742, math, Factors of 2742, curriculum, school, college, exams, university, Prime factorization of 2742, STEM, science, technology, engineering, physics, economics, calculator, two thousand, seven hundred forty-two.

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