12928

12,928 is an even composite number composed of two prime numbers multiplied together.

What does the number 12928 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 16 divisors.

12928 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 12928:

27 × 101

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 101)

See below for interesting mathematical facts about the number 12928 from the Numbermatics database.


Names of 12928

  • Cardinal: 12928 can be written as Twelve thousand, nine hundred twenty-eight.

Scientific notation

  • Scientific notation: 1.2928 × 104

Factors of 12928

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 8
  • Sum of prime factors: 103

Divisors of 12928

  • Number of divisors d(n): 16
  • Complete list of divisors:
  • Sum of all divisors σ(n): 26010
  • Sum of proper divisors (its aliquot sum) s(n): 13082
  • 12928 is an abundant number, because the sum of its proper divisors (13082) is greater than itself. Its abundance is 154

Bases of 12928

  • Binary: 110010100000002
  • Hexadecimal: 0x3280
  • Base-36: 9Z4

Squares and roots of 12928

  • 12928 squared (129282) is 167133184
  • 12928 cubed (129283) is 2160697802752
  • The square root of 12928 is 113.7013632287
  • The cube root of 12928 is 23.4698572337

Scales and comparisons

How big is 12928?
  • 12,928 seconds is equal to 3 hours, 35 minutes, 28 seconds.
  • To count from 1 to 12,928 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 12928 cubic inches would be around 2 feet tall.

Recreational maths with 12928

  • 12928 backwards is 82921
  • The number of decimal digits it has is: 5
  • The sum of 12928's digits is 22
  • More coming soon!

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"Number 12928 - Facts about the integer". Numbermatics.com. 2022. Web. 6 October 2022.

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Numbermatics. (2022). Number 12928 - Facts about the integer. Retrieved 6 October 2022, from https://numbermatics.com/n/12928/

Chicago style:
Numbermatics. 2022. "Number 12928 - Facts about the integer". https://numbermatics.com/n/12928/

The information we have on file for 12928 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 12928, math, Factors of 12928, curriculum, school, college, exams, university, Prime factorization of 12928, STEM, science, technology, engineering, physics, economics, calculator, twelve thousand, nine hundred twenty-eight.

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