19904

19,904 is an even composite number composed of two prime numbers multiplied together.

What does the number 19904 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 14 divisors.

19904 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of fourteen divisors.

Prime factorization of 19904:

26 × 311

(2 × 2 × 2 × 2 × 2 × 2 × 311)

See below for interesting mathematical facts about the number 19904 from the Numbermatics database.


Names of 19904

  • Cardinal: 19904 can be written as Nineteen thousand, nine hundred four.

Scientific notation

  • Scientific notation: 1.9904 × 104

Factors of 19904

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 7
  • Sum of prime factors: 313

Divisors of 19904

  • Number of divisors d(n): 14
  • Complete list of divisors:
  • Sum of all divisors σ(n): 39624
  • Sum of proper divisors (its aliquot sum) s(n): 19720
  • 19904 is a deficient number, because the sum of its proper divisors (19720) is less than itself. Its deficiency is 184

Bases of 19904

  • Binary: 1001101110000002
  • Hexadecimal: 0x4DC0
  • Base-36: FCW

Squares and roots of 19904

  • 19904 squared (199042) is 396169216
  • 19904 cubed (199043) is 7885352075264
  • The square root of 19904 is 141.0815367083
  • The cube root of 19904 is 27.1006758091

Scales and comparisons

How big is 19904?
  • 19,904 seconds is equal to 5 hours, 31 minutes, 44 seconds.
  • To count from 1 to 19,904 would take you about five 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 19904 cubic inches would be around 2.3 feet tall.

Recreational maths with 19904

  • 19904 backwards is 40991
  • The number of decimal digits it has is: 5
  • The sum of 19904's digits is 23
  • More coming soon!

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"Number 19904 - Facts about the integer". Numbermatics.com. 2024. Web. 29 March 2024.

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Numbermatics. (2024). Number 19904 - Facts about the integer. Retrieved 29 March 2024, from https://numbermatics.com/n/19904/

Chicago style:
Numbermatics. 2024. "Number 19904 - Facts about the integer". https://numbermatics.com/n/19904/

The information we have on file for 19904 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 19904, math, Factors of 19904, curriculum, school, college, exams, university, Prime factorization of 19904, STEM, science, technology, engineering, physics, economics, calculator, nineteen thousand, nine hundred four.

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