9942

9,942 is an even composite number composed of three prime numbers multiplied together.

What does the number 9942 look like?

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

9942 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 9942:

2 × 3 × 1657

See below for interesting mathematical facts about the number 9942 from the Numbermatics database.


Names of 9942

  • Cardinal: 9942 can be written as Nine thousand, nine hundred forty-two.

Scientific notation

  • Scientific notation: 9.942 × 103

Factors of 9942

  • Number of distinct prime factors ω(n): 3
  • Total number of prime factors Ω(n): 3
  • Sum of prime factors: 1662

Divisors of 9942

  • Number of divisors d(n): 8
  • Complete list of divisors:
  • Sum of all divisors σ(n): 19896
  • Sum of proper divisors (its aliquot sum) s(n): 9954
  • 9942 is an abundant number, because the sum of its proper divisors (9954) is greater than itself. Its abundance is 12

Bases of 9942

  • Binary: 100110110101102
  • Hexadecimal: 0x26D6
  • Base-36: 7O6

Squares and roots of 9942

  • 9942 squared (99422) is 98843364
  • 9942 cubed (99423) is 982700724888
  • The square root of 9942 is 99.7095782761
  • The cube root of 9942 is 21.5026137079

Scales and comparisons

How big is 9942?
  • 9,942 seconds is equal to 2 hours, 45 minutes, 42 seconds.
  • To count from 1 to 9,942 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 9942 cubic inches would be around 1.8 feet tall.

Recreational maths with 9942

  • 9942 backwards is 2499
  • The number of decimal digits it has is: 4
  • The sum of 9942's digits is 24
  • More coming soon!

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The information we have on file for 9942 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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