19808

19,808 is an even composite number composed of two prime numbers multiplied together.

What does the number 19808 look like?

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

19808 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 19808:

25 × 619

(2 × 2 × 2 × 2 × 2 × 619)

See below for interesting mathematical facts about the number 19808 from the Numbermatics database.


Names of 19808

  • Cardinal: 19808 can be written as Nineteen thousand, eight hundred eight.

Scientific notation

  • Scientific notation: 1.9808 × 104

Factors of 19808

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 6
  • Sum of prime factors: 621

Divisors of 19808

  • Number of divisors d(n): 12
  • Complete list of divisors:
  • Sum of all divisors σ(n): 39060
  • Sum of proper divisors (its aliquot sum) s(n): 19252
  • 19808 is a deficient number, because the sum of its proper divisors (19252) is less than itself. Its deficiency is 556

Bases of 19808

  • Binary: 1001101011000002
  • Hexadecimal: 0x4D60
  • Base-36: FA8

Squares and roots of 19808

  • 19808 squared (198082) is 392356864
  • 19808 cubed (198083) is 7771804762112
  • The square root of 19808 is 140.7408966861
  • The cube root of 19808 is 27.0570353539

Scales and comparisons

How big is 19808?
  • 19,808 seconds is equal to 5 hours, 30 minutes, 8 seconds.
  • To count from 1 to 19,808 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 19808 cubic inches would be around 2.3 feet tall.

Recreational maths with 19808

  • 19808 backwards is 80891
  • The number of decimal digits it has is: 5
  • The sum of 19808's digits is 26
  • More coming soon!

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"Number 19808 - Facts about the integer". Numbermatics.com. 2024. Web. 4 March 2024.

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Numbermatics. (2024). Number 19808 - Facts about the integer. Retrieved 4 March 2024, from https://numbermatics.com/n/19808/

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Numbermatics. 2024. "Number 19808 - Facts about the integer". https://numbermatics.com/n/19808/

The information we have on file for 19808 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 19808, math, Factors of 19808, curriculum, school, college, exams, university, Prime factorization of 19808, STEM, science, technology, engineering, physics, economics, calculator, nineteen thousand, eight hundred eight.

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