40742

40,742 is an even composite number composed of three prime numbers multiplied together.

What does the number 40742 look like?

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

40742 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 40742:

2 × 13 × 1567

See below for interesting mathematical facts about the number 40742 from the Numbermatics database.


Names of 40742

  • Cardinal: 40742 can be written as Forty thousand, seven hundred forty-two.

Scientific notation

  • Scientific notation: 4.0742 × 104

Factors of 40742

  • Number of distinct prime factors ω(n): 3
  • Total number of prime factors Ω(n): 3
  • Sum of prime factors: 1582

Divisors of 40742

  • Number of divisors d(n): 8
  • Complete list of divisors:
  • Sum of all divisors σ(n): 65856
  • Sum of proper divisors (its aliquot sum) s(n): 25114
  • 40742 is a deficient number, because the sum of its proper divisors (25114) is less than itself. Its deficiency is 15628

Bases of 40742

  • Binary: 10011111001001102
  • Hexadecimal: 0x9F26
  • Base-36: VFQ

Squares and roots of 40742

  • 40742 squared (407422) is 1659910564
  • 40742 cubed (407423) is 67628076198488
  • The square root of 40742 is 201.8464763131
  • The cube root of 40742 is 34.4096916987

Scales and comparisons

How big is 40742?
  • 40,742 seconds is equal to 11 hours, 19 minutes, 2 seconds.
  • To count from 1 to 40,742 would take you about eleven 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 40742 cubic inches would be around 2.9 feet tall.

Recreational maths with 40742

  • 40742 backwards is 24704
  • The number of decimal digits it has is: 5
  • The sum of 40742's digits is 17
  • More coming soon!

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"Number 40742 - Facts about the integer". Numbermatics.com. 2021. Web. 25 February 2021.

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Numbermatics. (2021). Number 40742 - Facts about the integer. Retrieved 25 February 2021, from https://numbermatics.com/n/40742/

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The information we have on file for 40742 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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