5,421 is an odd composite number composed of three prime numbers multiplied together.

What does the number 5421 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 8 divisors.

5421 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 5421:

3 × 13 × 139

See below for interesting mathematical facts about the number 5421 from the Numbermatics database.

Names of 5421

  • Cardinal: 5421 can be written as Five thousand, four hundred twenty-one.

Scientific notation

  • Scientific notation: 5.421 × 103

Factors of 5421

  • Number of distinct prime factors ω(n): 3
  • Total number of prime factors Ω(n): 3
  • Sum of prime factors: 155

Divisors of 5421

  • Number of divisors d(n): 8
  • Complete list of divisors:
  • Sum of all divisors σ(n): 7840
  • Sum of proper divisors (its aliquot sum) s(n): 2419
  • 5421 is a deficient number, because the sum of its proper divisors (2419) is less than itself. Its deficiency is 3002

Bases of 5421

  • Binary: 10101001011012
  • Hexadecimal: 0x152D
  • Base-36: 46L

Squares and roots of 5421

  • 5421 squared (54212) is 29387241
  • 5421 cubed (54213) is 159308233461
  • The square root of 5421 is 73.6274405368
  • The cube root of 5421 is 17.5668193721

Scales and comparisons

How big is 5421?
  • 5,421 seconds is equal to 1 hour, 30 minutes, 21 seconds.
  • To count from 1 to 5,421 would take you about thirty minutes.

    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 5421 cubic inches would be around 1.5 feet tall.

Recreational maths with 5421

  • 5421 backwards is 1245
  • The number of decimal digits it has is: 4
  • The sum of 5421's digits is 12
  • More coming soon!

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The information we have on file for 5421 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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