28748

28,748 is an even composite number composed of two prime numbers multiplied together.

What does the number 28748 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 6 divisors.

28748 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of six divisors.

Prime factorization of 28748:

22 × 7187

(2 × 2 × 7187)

See below for interesting mathematical facts about the number 28748 from the Numbermatics database.


Names of 28748

  • Cardinal: 28748 can be written as Twenty-eight thousand, seven hundred forty-eight.

Scientific notation

  • Scientific notation: 2.8748 × 104

Factors of 28748

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 3
  • Sum of prime factors: 7189

Divisors of 28748

  • Number of divisors d(n): 6
  • Complete list of divisors:
  • Sum of all divisors σ(n): 50316
  • Sum of proper divisors (its aliquot sum) s(n): 21568
  • 28748 is a deficient number, because the sum of its proper divisors (21568) is less than itself. Its deficiency is 7180

Bases of 28748

  • Binary: 1110000010011002
  • Hexadecimal: 0x704C
  • Base-36: M6K

Squares and roots of 28748

  • 28748 squared (287482) is 826447504
  • 28748 cubed (287483) is 23758712844992
  • The square root of 28748 is 169.5523517973
  • The cube root of 28748 is 30.6339179915

Scales and comparisons

How big is 28748?
  • 28,748 seconds is equal to 7 hours, 59 minutes, 8 seconds.
  • To count from 1 to 28,748 would take you about seven 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 28748 cubic inches would be around 2.6 feet tall.

Recreational maths with 28748

  • 28748 backwards is 84782
  • The number of decimal digits it has is: 5
  • The sum of 28748's digits is 29
  • More coming soon!

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"Number 28748 - Facts about the integer". Numbermatics.com. 2024. Web. 29 March 2024.

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Numbermatics. (2024). Number 28748 - Facts about the integer. Retrieved 29 March 2024, from https://numbermatics.com/n/28748/

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Numbermatics. 2024. "Number 28748 - Facts about the integer". https://numbermatics.com/n/28748/

The information we have on file for 28748 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 28748, math, Factors of 28748, curriculum, school, college, exams, university, Prime factorization of 28748, STEM, science, technology, engineering, physics, economics, calculator, twenty-eight thousand, seven hundred forty-eight.

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