3971

3,971 is an odd composite number composed of two prime numbers multiplied together.

What does the number 3971 look like?

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

3971 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of six divisors.

Prime factorization of 3971:

11 × 192

(11 × 19 × 19)

See below for interesting mathematical facts about the number 3971 from the Numbermatics database.


Names of 3971

  • Cardinal: 3971 can be written as Three thousand, nine hundred seventy-one.

Scientific notation

  • Scientific notation: 3.971 × 103

Factors of 3971

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 3
  • Sum of prime factors: 30

Divisors of 3971

  • Number of divisors d(n): 6
  • Complete list of divisors:
  • Sum of all divisors σ(n): 4572
  • Sum of proper divisors (its aliquot sum) s(n): 601
  • 3971 is a deficient number, because the sum of its proper divisors (601) is less than itself. Its deficiency is 3370

Bases of 3971

  • Binary: 1111100000112
  • Hexadecimal: 0xF83
  • Base-36: 32B

Squares and roots of 3971

  • 3971 squared (39712) is 15768841
  • 3971 cubed (39713) is 62618067611
  • The square root of 3971 is 63.0158710169
  • The cube root of 3971 is 15.8355552437

Scales and comparisons

How big is 3971?
  • 3,971 seconds is equal to 1 hour, 6 minutes, 11 seconds.
  • To count from 1 to 3,971 would take you about 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 3971 cubic inches would be around 1.3 feet tall.

Recreational maths with 3971

  • 3971 backwards is 1793
  • The number of decimal digits it has is: 4
  • The sum of 3971's digits is 20
  • More coming soon!

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The information we have on file for 3971 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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