22221

22,221 is an odd composite number composed of two prime numbers multiplied together.

What does the number 22221 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 8 divisors.

22221 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 22221:

33 × 823

(3 × 3 × 3 × 823)

See below for interesting mathematical facts about the number 22221 from the Numbermatics database.


Names of 22221

  • Cardinal: 22221 can be written as Twenty-two thousand, two hundred twenty-one.

Scientific notation

  • Scientific notation: 2.2221 × 104

Factors of 22221

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 4
  • Sum of prime factors: 826

Divisors of 22221

  • Number of divisors d(n): 8
  • Complete list of divisors:
  • Sum of all divisors σ(n): 32960
  • Sum of proper divisors (its aliquot sum) s(n): 10739
  • 22221 is a deficient number, because the sum of its proper divisors (10739) is less than itself. Its deficiency is 11482

Bases of 22221

  • Binary: 1010110110011012
  • Hexadecimal: 0x56CD
  • Base-36: H59

Squares and roots of 22221

  • 22221 squared (222212) is 493772841
  • 22221 cubed (222213) is 10972126299861
  • The square root of 22221 is 149.0670989857
  • The cube root of 22221 is 28.1139067363

Scales and comparisons

How big is 22221?
  • 22,221 seconds is equal to 6 hours, 10 minutes, 21 seconds.
  • To count from 1 to 22,221 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 22221 cubic inches would be around 2.3 feet tall.

Recreational maths with 22221

  • 22221 backwards is 12222
  • 22221 is a Harshad number.
  • The number of decimal digits it has is: 5
  • The sum of 22221's digits is 9
  • More coming soon!

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"Number 22221 - Facts about the integer". Numbermatics.com. 2021. Web. 17 September 2021.

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Numbermatics. (2021). Number 22221 - Facts about the integer. Retrieved 17 September 2021, from https://numbermatics.com/n/22221/

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The information we have on file for 22221 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!

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