21833

21,833 is an odd composite number composed of two prime numbers multiplied together.

What does the number 21833 look like?

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

21833 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 21833:

7 × 3119

See below for interesting mathematical facts about the number 21833 from the Numbermatics database.


Names of 21833

  • Cardinal: 21833 can be written as Twenty-one thousand, eight hundred thirty-three.

Scientific notation

  • Scientific notation: 2.1833 × 104

Factors of 21833

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 2
  • Sum of prime factors: 3126

Divisors of 21833

  • Number of divisors d(n): 4
  • Complete list of divisors:
  • Sum of all divisors σ(n): 24960
  • Sum of proper divisors (its aliquot sum) s(n): 3127
  • 21833 is a deficient number, because the sum of its proper divisors (3127) is less than itself. Its deficiency is 18706

Bases of 21833

  • Binary: 1010101010010012
  • Hexadecimal: 0x5549
  • Base-36: GUH

Squares and roots of 21833

  • 21833 squared (218332) is 476679889
  • 21833 cubed (218333) is 10407352016537
  • The square root of 21833 is 147.7599404439
  • The cube root of 21833 is 27.9493130613

Scales and comparisons

How big is 21833?
  • 21,833 seconds is equal to 6 hours, 3 minutes, 53 seconds.
  • To count from 1 to 21,833 would take you about six 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 21833 cubic inches would be around 2.3 feet tall.

Recreational maths with 21833

  • 21833 backwards is 33812
  • The number of decimal digits it has is: 5
  • The sum of 21833's digits is 17
  • More coming soon!

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"Number 21833 - Facts about the integer". Numbermatics.com. 2024. Web. 21 February 2024.

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Numbermatics. (2024). Number 21833 - Facts about the integer. Retrieved 21 February 2024, from https://numbermatics.com/n/21833/

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Numbermatics. 2024. "Number 21833 - Facts about the integer". https://numbermatics.com/n/21833/

The information we have on file for 21833 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 21833, math, Factors of 21833, curriculum, school, college, exams, university, Prime factorization of 21833, STEM, science, technology, engineering, physics, economics, calculator, twenty-one thousand, eight hundred thirty-three.

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