6981

6,981 is an odd composite number composed of three prime numbers multiplied together.

What does the number 6981 look like?

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

6981 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 6981:

3 × 13 × 179

See below for interesting mathematical facts about the number 6981 from the Numbermatics database.


Names of 6981

  • Cardinal: 6981 can be written as Six thousand, nine hundred eighty-one.

Scientific notation

  • Scientific notation: 6.981 × 103

Factors of 6981

  • Number of distinct prime factors ω(n): 3
  • Total number of prime factors Ω(n): 3
  • Sum of prime factors: 195

Divisors of 6981

  • Number of divisors d(n): 8
  • Complete list of divisors:
  • Sum of all divisors σ(n): 10080
  • Sum of proper divisors (its aliquot sum) s(n): 3099
  • 6981 is a deficient number, because the sum of its proper divisors (3099) is less than itself. Its deficiency is 3882

Bases of 6981

  • Binary: 11011010001012
  • Hexadecimal: 0x1B45
  • Base-36: 5DX

Squares and roots of 6981

  • 6981 squared (69812) is 48734361
  • 6981 cubed (69813) is 340214574141
  • The square root of 6981 is 83.5523787815
  • The cube root of 6981 is 19.1119886723

Scales and comparisons

How big is 6981?
  • 6,981 seconds is equal to 1 hour, 56 minutes, 21 seconds.
  • To count from 1 to 6,981 would take you about fifty-six 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 6981 cubic inches would be around 1.6 feet tall.

Recreational maths with 6981

  • 6981 backwards is 1896
  • The number of decimal digits it has is: 4
  • The sum of 6981's digits is 24
  • More coming soon!

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"Number 6981 - Facts about the integer". Numbermatics.com. 2024. Web. 29 March 2024.

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Numbermatics. (2024). Number 6981 - Facts about the integer. Retrieved 29 March 2024, from https://numbermatics.com/n/6981/

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Numbermatics. 2024. "Number 6981 - Facts about the integer". https://numbermatics.com/n/6981/

The information we have on file for 6981 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 6981, math, Factors of 6981, curriculum, school, college, exams, university, Prime factorization of 6981, STEM, science, technology, engineering, physics, economics, calculator, six thousand, nine hundred eighty-one.

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