21152

21,152 is an even composite number composed of two prime numbers multiplied together.

What does the number 21152 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 12 divisors.

21152 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 21152:

25 × 661

(2 × 2 × 2 × 2 × 2 × 661)

See below for interesting mathematical facts about the number 21152 from the Numbermatics database.


Names of 21152

  • Cardinal: 21152 can be written as Twenty-one thousand, one hundred fifty-two.

Scientific notation

  • Scientific notation: 2.1152 × 104

Factors of 21152

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 6
  • Sum of prime factors: 663

Divisors of 21152

  • Number of divisors d(n): 12
  • Complete list of divisors:
  • Sum of all divisors σ(n): 41706
  • Sum of proper divisors (its aliquot sum) s(n): 20554
  • 21152 is a deficient number, because the sum of its proper divisors (20554) is less than itself. Its deficiency is 598

Bases of 21152

  • Binary: 1010010101000002
  • Hexadecimal: 0x52A0
  • Base-36: GBK

Squares and roots of 21152

  • 21152 squared (211522) is 447407104
  • 21152 cubed (211523) is 9463555063808
  • The square root of 21152 is 145.4372717017
  • The cube root of 21152 is 27.6556463261

Scales and comparisons

How big is 21152?
  • 21,152 seconds is equal to 5 hours, 52 minutes, 32 seconds.
  • To count from 1 to 21,152 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 21152 cubic inches would be around 2.3 feet tall.

Recreational maths with 21152

  • 21152 backwards is 25112
  • The number of decimal digits it has is: 5
  • The sum of 21152's digits is 11
  • More coming soon!

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"Number 21152 - Facts about the integer". Numbermatics.com. 2024. Web. 20 July 2024.

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Numbermatics. (2024). Number 21152 - Facts about the integer. Retrieved 20 July 2024, from https://numbermatics.com/n/21152/

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Numbermatics. 2024. "Number 21152 - Facts about the integer". https://numbermatics.com/n/21152/

The information we have on file for 21152 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 21152, math, Factors of 21152, curriculum, school, college, exams, university, Prime factorization of 21152, STEM, science, technology, engineering, physics, economics, calculator, twenty-one thousand, one hundred fifty-two.

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