13421

13,421 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 13421 look like?

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

13421 is a prime number. Like all primes (except two), it is an odd number.

Prime factorization of 13421:

13421

See below for interesting mathematical facts about the number 13421 from the Numbermatics database.


Names of 13421

  • Cardinal: 13421 can be written as Thirteen thousand, four hundred twenty-one.

Scientific notation

  • Scientific notation: 1.3421 × 104

Factors of 13421

  • Number of distinct prime factors ω(n): 1
  • Total number of prime factors Ω(n): 1
  • Sum of prime factors: 13421

Divisors of 13421

  • Number of divisors d(n): 2
  • Complete list of divisors:
  • Sum of all divisors σ(n): 13422
  • Sum of proper divisors (its aliquot sum) s(n): 1
  • 13421 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 13420

Bases of 13421

  • Binary: 110100011011012
  • Hexadecimal: 0x346D
  • Base-36: ACT

Squares and roots of 13421

  • 13421 squared (134212) is 180123241
  • 13421 cubed (134213) is 2417434017461
  • The square root of 13421 is 115.8490397025
  • The cube root of 13421 is 23.7644787061

Scales and comparisons

How big is 13421?
  • 13,421 seconds is equal to 3 hours, 43 minutes, 41 seconds.
  • To count from 1 to 13,421 would take you about three 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 13421 cubic inches would be around 2 feet tall.

Recreational maths with 13421

  • 13421 backwards is 12431
  • The number of decimal digits it has is: 5
  • The sum of 13421's digits is 11
  • More coming soon!

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"Number 13421 - Facts about the integer". Numbermatics.com. 2024. Web. 29 March 2024.

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Numbermatics. (2024). Number 13421 - Facts about the integer. Retrieved 29 March 2024, from https://numbermatics.com/n/13421/

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Numbermatics. 2024. "Number 13421 - Facts about the integer". https://numbermatics.com/n/13421/

The information we have on file for 13421 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 13421, math, Factors of 13421, curriculum, school, college, exams, university, Prime factorization of 13421, STEM, science, technology, engineering, physics, economics, calculator, thirteen thousand, four hundred twenty-one.

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