20803

20,803 is an odd composite number composed of two prime numbers multiplied together.

What does the number 20803 look like?

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

20803 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 20803:

71 × 293

See below for interesting mathematical facts about the number 20803 from the Numbermatics database.


Names of 20803

  • Cardinal: 20803 can be written as Twenty thousand, eight hundred three.

Scientific notation

  • Scientific notation: 2.0803 × 104

Factors of 20803

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 2
  • Sum of prime factors: 364

Divisors of 20803

  • Number of divisors d(n): 4
  • Complete list of divisors:
  • Sum of all divisors σ(n): 21168
  • Sum of proper divisors (its aliquot sum) s(n): 365
  • 20803 is a deficient number, because the sum of its proper divisors (365) is less than itself. Its deficiency is 20438

Bases of 20803

  • Binary: 1010001010000112
  • Hexadecimal: 0x5143
  • Base-36: G1V

Squares and roots of 20803

  • 20803 squared (208032) is 432764809
  • 20803 cubed (208033) is 9002806321627
  • The square root of 20803 is 144.2324512723
  • The cube root of 20803 is 27.5026994595

Scales and comparisons

How big is 20803?
  • 20,803 seconds is equal to 5 hours, 46 minutes, 43 seconds.
  • To count from 1 to 20,803 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 20803 cubic inches would be around 2.3 feet tall.

Recreational maths with 20803

  • 20803 backwards is 30802
  • The number of decimal digits it has is: 5
  • The sum of 20803's digits is 13
  • More coming soon!

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"Number 20803 - Facts about the integer". Numbermatics.com. 2024. Web. 29 March 2024.

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Numbermatics. (2024). Number 20803 - Facts about the integer. Retrieved 29 March 2024, from https://numbermatics.com/n/20803/

Chicago style:
Numbermatics. 2024. "Number 20803 - Facts about the integer". https://numbermatics.com/n/20803/

The information we have on file for 20803 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 20803, math, Factors of 20803, curriculum, school, college, exams, university, Prime factorization of 20803, STEM, science, technology, engineering, physics, economics, calculator, twenty thousand, eight hundred three.

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