31904

31,904 is an even composite number composed of two prime numbers multiplied together.

What does the number 31904 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 12 divisors.

31904 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 31904:

25 × 997

(2 × 2 × 2 × 2 × 2 × 997)

See below for interesting mathematical facts about the number 31904 from the Numbermatics database.


Names of 31904

  • Cardinal: 31904 can be written as Thirty-one thousand, nine hundred four.

Scientific notation

  • Scientific notation: 3.1904 × 104

Factors of 31904

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 6
  • Sum of prime factors: 999

Divisors of 31904

  • Number of divisors d(n): 12
  • Complete list of divisors:
  • Sum of all divisors σ(n): 62874
  • Sum of proper divisors (its aliquot sum) s(n): 30970
  • 31904 is a deficient number, because the sum of its proper divisors (30970) is less than itself. Its deficiency is 934

Bases of 31904

  • Binary: 1111100101000002
  • Hexadecimal: 0x7CA0
  • Base-36: OM8

Squares and roots of 31904

  • 31904 squared (319042) is 1017865216
  • 31904 cubed (319043) is 32473971851264
  • The square root of 31904 is 178.6169084943
  • The cube root of 31904 is 31.7162412173

Scales and comparisons

How big is 31904?
  • 31,904 seconds is equal to 8 hours, 51 minutes, 44 seconds.
  • To count from 1 to 31,904 would take you about eight 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 31904 cubic inches would be around 2.6 feet tall.

Recreational maths with 31904

  • 31904 backwards is 40913
  • The number of decimal digits it has is: 5
  • The sum of 31904's digits is 17
  • More coming soon!

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"Number 31904 - Facts about the integer". Numbermatics.com. 2024. Web. 29 March 2024.

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Numbermatics. (2024). Number 31904 - Facts about the integer. Retrieved 29 March 2024, from https://numbermatics.com/n/31904/

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The information we have on file for 31904 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 31904, math, Factors of 31904, curriculum, school, college, exams, university, Prime factorization of 31904, STEM, science, technology, engineering, physics, economics, calculator, thirty-one thousand, nine hundred four.

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