42842

42,842 is an even composite number composed of three prime numbers multiplied together.

What does the number 42842 look like?

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

42842 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 42842:

2 × 31 × 691

See below for interesting mathematical facts about the number 42842 from the Numbermatics database.


Names of 42842

  • Cardinal: 42842 can be written as Forty-two thousand, eight hundred forty-two.

Scientific notation

  • Scientific notation: 4.2842 × 104

Factors of 42842

  • Number of distinct prime factors ω(n): 3
  • Total number of prime factors Ω(n): 3
  • Sum of prime factors: 724

Divisors of 42842

  • Number of divisors d(n): 8
  • Complete list of divisors:
  • Sum of all divisors σ(n): 66432
  • Sum of proper divisors (its aliquot sum) s(n): 23590
  • 42842 is a deficient number, because the sum of its proper divisors (23590) is less than itself. Its deficiency is 19252

Bases of 42842

  • Binary: 10100111010110102
  • Hexadecimal: 0xA75A
  • Base-36: X22

Squares and roots of 42842

  • 42842 squared (428422) is 1835436964
  • 42842 cubed (428423) is 78633790411688
  • The square root of 42842 is 206.9830910969
  • The cube root of 42842 is 34.9910181033

Scales and comparisons

How big is 42842?
  • 42,842 seconds is equal to 11 hours, 54 minutes, 2 seconds.
  • To count from 1 to 42,842 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 42842 cubic inches would be around 2.9 feet tall.

Recreational maths with 42842

  • 42842 backwards is 24824
  • The number of decimal digits it has is: 5
  • The sum of 42842's digits is 20
  • More coming soon!

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"Number 42842 - Facts about the integer". Numbermatics.com. 2024. Web. 21 April 2024.

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Numbermatics. (2024). Number 42842 - Facts about the integer. Retrieved 21 April 2024, from https://numbermatics.com/n/42842/

Chicago style:
Numbermatics. 2024. "Number 42842 - Facts about the integer". https://numbermatics.com/n/42842/

The information we have on file for 42842 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 42842, math, Factors of 42842, curriculum, school, college, exams, university, Prime factorization of 42842, STEM, science, technology, engineering, physics, economics, calculator, forty-two thousand, eight hundred forty-two.

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