242 is an even composite number composed of two prime numbers multiplied together.

What does the number 242 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 6 divisors.

242 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of six divisors.

Prime factorization of 242:

2 × 112

(2 × 11 × 11)

See below for interesting mathematical facts about the number 242 from the Numbermatics database.

Names of 242

  • Cardinal: 242 can be written as Two hundred forty-two.

Scientific notation

  • Scientific notation: 2.42 × 102

Factors of 242

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 3
  • Sum of prime factors: 13

Divisors of 242

  • Number of divisors d(n): 6
  • Complete list of divisors:
  • Sum of all divisors σ(n): 399
  • Sum of proper divisors (its aliquot sum) s(n): 157
  • 242 is a deficient number, because the sum of its proper divisors (157) is less than itself. Its deficiency is 85

Bases of 242

  • Binary: 111100102
  • Hexadecimal: 0xF2
  • Base-36: 6Q

Squares and roots of 242

  • 242 squared (2422) is 58564
  • 242 cubed (2423) is 14172488
  • The square root of 242 is 15.5563491861
  • The cube root of 242 is 6.2316796843

Scales and comparisons

How big is 242?
  • 242 seconds is equal to 4 minutes, 2 seconds.
  • To count from 1 to 242 would take you about two 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 242 cubic inches would be around 0.5 feet tall.

Recreational maths with 242

  • 242 is the same when its digits are reversed! That makes it a palindromic number.
  • The number of decimal digits it has is: 3
  • The sum of 242's digits is 8
  • More coming soon!

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"Number 242 - Facts about the integer". Numbermatics.com. 2021. Web. 21 October 2021.

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Numbermatics. (2021). Number 242 - Facts about the integer. Retrieved 21 October 2021, from https://numbermatics.com/n/242/

Chicago style:
Numbermatics. 2021. "Number 242 - Facts about the integer". https://numbermatics.com/n/242/

The information we have on file for 242 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 242, math, Factors of 242, curriculum, school, college, exams, university, Prime factorization of 242, STEM, science, technology, engineering, physics, economics, calculator, two hundred forty-two.

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