21377

21,377 is a prime number. Like all primes greater than two, it is odd and has no factors apart from itself and one.

What does the number 21377 look like?

As a prime, it is not composed of any other numbers and has no internal structure.

21377 is a prime number. Like all primes (except two), it is an odd number.

Prime factorization of 21377:

21377

See below for interesting mathematical facts about the number 21377 from the Numbermatics database.


Names of 21377

  • Cardinal: 21377 can be written as Twenty-one thousand, three hundred seventy-seven.

Scientific notation

  • Scientific notation: 2.1377 × 104

Factors of 21377

  • Number of distinct prime factors ω(n): 1
  • Total number of prime factors Ω(n): 1
  • Sum of prime factors: 21377

Divisors of 21377

  • Number of divisors d(n): 2
  • Complete list of divisors:
  • Sum of all divisors σ(n): 21378
  • Sum of proper divisors (its aliquot sum) s(n): 1
  • 21377 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 21376

Bases of 21377

  • Binary: 1010011100000012
  • Hexadecimal: 0x5381
  • Base-36: GHT

Squares and roots of 21377

  • 21377 squared (213772) is 456976129
  • 21377 cubed (213773) is 9768778709633
  • The square root of 21377 is 146.2087548679
  • The cube root of 21377 is 27.7533610625

Scales and comparisons

How big is 21377?
  • 21,377 seconds is equal to 5 hours, 56 minutes, 17 seconds.
  • To count from 1 to 21,377 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 21377 cubic inches would be around 2.3 feet tall.

Recreational maths with 21377

  • 21377 backwards is 77312
  • 21377 is a twin prime! Its twin is 21379
  • The number of decimal digits it has is: 5
  • The sum of 21377's digits is 20
  • More coming soon!

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"Number 21377 - Facts about the integer". Numbermatics.com. 2024. Web. 29 March 2024.

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Numbermatics. (2024). Number 21377 - Facts about the integer. Retrieved 29 March 2024, from https://numbermatics.com/n/21377/

Chicago style:
Numbermatics. 2024. "Number 21377 - Facts about the integer". https://numbermatics.com/n/21377/

The information we have on file for 21377 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 21377, math, Factors of 21377, curriculum, school, college, exams, university, Prime factorization of 21377, STEM, science, technology, engineering, physics, economics, calculator, twenty-one thousand, three hundred seventy-seven.

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