65,728 is an even composite number composed of three prime numbers multiplied together.

What does the number 65728 look like?

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

65728 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 65728:

26 × 13 × 79

(2 × 2 × 2 × 2 × 2 × 2 × 13 × 79)

See below for interesting mathematical facts about the number 65728 from the Numbermatics database.

Names of 65728

  • Cardinal: 65728 can be written as Sixty-five thousand, seven hundred twenty-eight.

Scientific notation

  • Scientific notation: 6.5728 × 104

Factors of 65728

  • Number of distinct prime factors ω(n): 3
  • Total number of prime factors Ω(n): 8
  • Sum of prime factors: 94

Divisors of 65728

Bases of 65728

  • Binary: 100000000110000002
  • Hexadecimal: 0x100C0
  • Base-36: 1EPS

Squares and roots of 65728

  • 65728 squared (657282) is 4320169984
  • 65728 cubed (657283) is 283956132708352
  • The square root of 65728 is 256.3747257433
  • The cube root of 65728 is 40.3568077423

Scales and comparisons

How big is 65728?
  • 65,728 seconds is equal to 18 hours, 15 minutes, 28 seconds.
  • To count from 1 to 65,728 would take you about eighteen 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 65728 cubic inches would be around 3.4 feet tall.

Recreational maths with 65728

  • 65728 backwards is 82756
  • The number of decimal digits it has is: 5
  • The sum of 65728's digits is 28
  • More coming soon!

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The information we have on file for 65728 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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