12421

12,421 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 12421 look like?

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

12421 is a prime number. Like all primes (except two), it is an odd number.

Prime factorization of 12421:

12421

See below for interesting mathematical facts about the number 12421 from the Numbermatics database.


Names of 12421

  • Cardinal: 12421 can be written as Twelve thousand, four hundred twenty-one.

Scientific notation

  • Scientific notation: 1.2421 × 104

Factors of 12421

  • Number of distinct prime factors ω(n): 1
  • Total number of prime factors Ω(n): 1
  • Sum of prime factors: 12421

Divisors of 12421

  • Number of divisors d(n): 2
  • Complete list of divisors:
  • Sum of all divisors σ(n): 12422
  • Sum of proper divisors (its aliquot sum) s(n): 1
  • 12421 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 12420

Bases of 12421

  • Binary: 110000100001012
  • Hexadecimal: 0x3085
  • Base-36: 9L1

Squares and roots of 12421

  • 12421 squared (124212) is 154281241
  • 12421 cubed (124213) is 1916327294461
  • The square root of 12421 is 111.4495401517
  • The cube root of 12421 is 23.1589494047

Scales and comparisons

How big is 12421?
  • 12,421 seconds is equal to 3 hours, 27 minutes, 1 second.
  • To count from 1 to 12,421 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 12421 cubic inches would be around 1.9 feet tall.

Recreational maths with 12421

  • 12421 is the same when its digits are reversed! That makes it a palindromic prime number.
  • The number of decimal digits it has is: 5
  • The sum of 12421's digits is 10
  • More coming soon!

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"Number 12421 - Facts about the integer". Numbermatics.com. 2024. Web. 29 March 2024.

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Numbermatics. (2024). Number 12421 - Facts about the integer. Retrieved 29 March 2024, from https://numbermatics.com/n/12421/

Chicago style:
Numbermatics. 2024. "Number 12421 - Facts about the integer". https://numbermatics.com/n/12421/

The information we have on file for 12421 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 12421, math, Factors of 12421, curriculum, school, college, exams, university, Prime factorization of 12421, STEM, science, technology, engineering, physics, economics, calculator, twelve thousand, four hundred twenty-one.

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