7142

7,142 is an even composite number composed of two prime numbers multiplied together.

What does the number 7142 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 4 divisors.

7142 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.

Prime factorization of 7142:

2 × 3571

See below for interesting mathematical facts about the number 7142 from the Numbermatics database.


Names of 7142

  • Cardinal: 7142 can be written as Seven thousand, one hundred forty-two.

Scientific notation

  • Scientific notation: 7.142 × 103

Factors of 7142

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 2
  • Sum of prime factors: 3573

Divisors of 7142

  • Number of divisors d(n): 4
  • Complete list of divisors:
  • Sum of all divisors σ(n): 10716
  • Sum of proper divisors (its aliquot sum) s(n): 3574
  • 7142 is a deficient number, because the sum of its proper divisors (3574) is less than itself. Its deficiency is 3568

Bases of 7142

  • Binary: 11011111001102
  • Hexadecimal: 0x1BE6
  • Base-36: 5IE

Squares and roots of 7142

  • 7142 squared (71422) is 51008164
  • 7142 cubed (71423) is 364300307288
  • The square root of 7142 is 84.5103543951
  • The cube root of 7142 is 19.2577974821

Scales and comparisons

How big is 7142?
  • 7,142 seconds is equal to 1 hour, 59 minutes, 2 seconds.
  • To count from 1 to 7,142 would take you about fifty-nine 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 7142 cubic inches would be around 1.6 feet tall.

Recreational maths with 7142

  • 7142 backwards is 2417
  • The number of decimal digits it has is: 4
  • The sum of 7142's digits is 14
  • More coming soon!

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The information we have on file for 7142 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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