128320

128,320 is an even composite number composed of three prime numbers multiplied together.

What does the number 128320 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 28 divisors.

128320 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twenty-eight divisors.

Prime factorization of 128320:

26 × 5 × 401

(2 × 2 × 2 × 2 × 2 × 2 × 5 × 401)

See below for interesting mathematical facts about the number 128320 from the Numbermatics database.


Names of 128320

  • Cardinal: 128320 can be written as One hundred twenty-eight thousand, three hundred twenty.

Scientific notation

  • Scientific notation: 1.2832 × 105

Factors of 128320

  • Number of distinct prime factors ω(n): 3
  • Total number of prime factors Ω(n): 8
  • Sum of prime factors: 408

Divisors of 128320

Bases of 128320

  • Binary: 111110101010000002
  • Hexadecimal: 0x1F540
  • Base-36: 2R0G

Squares and roots of 128320

  • 128320 squared (1283202) is 16466022400
  • 128320 cubed (1283203) is 2112919994368000
  • The square root of 128320 is 358.2178108359
  • The cube root of 128320 is 50.4388044149

Scales and comparisons

How big is 128320?
  • 128,320 seconds is equal to 1 day, 11 hours, 38 minutes, 40 seconds.
  • To count from 1 to 128,320 would take you about eleven 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 128320 cubic inches would be around 4.2 feet tall.

Recreational maths with 128320

  • 128320 backwards is 023821
  • 128320 is a Harshad number.
  • The number of decimal digits it has is: 6
  • The sum of 128320's digits is 16
  • More coming soon!

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"Number 128320 - Facts about the integer". Numbermatics.com. 2024. Web. 29 March 2024.

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Numbermatics. (2024). Number 128320 - Facts about the integer. Retrieved 29 March 2024, from https://numbermatics.com/n/128320/

Chicago style:
Numbermatics. 2024. "Number 128320 - Facts about the integer". https://numbermatics.com/n/128320/

The information we have on file for 128320 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 128320, math, Factors of 128320, curriculum, school, college, exams, university, Prime factorization of 128320, STEM, science, technology, engineering, physics, economics, calculator, one hundred twenty-eight thousand, three hundred twenty.

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