6,891 is an odd composite number composed of two prime numbers multiplied together.

What does the number 6891 look like?

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

6891 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.

Prime factorization of 6891:

3 × 2297

See below for interesting mathematical facts about the number 6891 from the Numbermatics database.

Names of 6891

  • Cardinal: 6891 can be written as Six thousand, eight hundred ninety-one.

Scientific notation

  • Scientific notation: 6.891 × 103

Factors of 6891

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 2
  • Sum of prime factors: 2300

Divisors of 6891

  • Number of divisors d(n): 4
  • Complete list of divisors:
  • Sum of all divisors σ(n): 9192
  • Sum of proper divisors (its aliquot sum) s(n): 2301
  • 6891 is a deficient number, because the sum of its proper divisors (2301) is less than itself. Its deficiency is 4590

Bases of 6891

  • Binary: 11010111010112
  • Hexadecimal: 0x1AEB
  • Base-36: 5BF

Squares and roots of 6891

  • 6891 squared (68912) is 47485881
  • 6891 cubed (68913) is 327225205971
  • The square root of 6891 is 83.0120473185
  • The cube root of 6891 is 19.0295017215

Scales and comparisons

How big is 6891?
  • 6,891 seconds is equal to 1 hour, 54 minutes, 51 seconds.
  • To count from 1 to 6,891 would take you about fifty-four 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 6891 cubic inches would be around 1.6 feet tall.

Recreational maths with 6891

  • 6891 backwards is 1986
  • The number of decimal digits it has is: 4
  • The sum of 6891's digits is 24
  • More coming soon!

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"Number 6891 - Facts about the integer". Numbermatics.com. 2023. Web. 23 March 2023.

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Numbermatics. (2023). Number 6891 - Facts about the integer. Retrieved 23 March 2023, from https://numbermatics.com/n/6891/

Chicago style:
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The information we have on file for 6891 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 6891, math, Factors of 6891, curriculum, school, college, exams, university, Prime factorization of 6891, STEM, science, technology, engineering, physics, economics, calculator, six thousand, eight hundred ninety-one.

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