728135040

728,135,040 is an even composite number composed of five prime numbers multiplied together.

What does the number 728135040 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 128 divisors.

728135040 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.

Prime factorization of 728135040:

27 × 3 × 5 × 61 × 6217

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 61 × 6217)

See below for interesting mathematical facts about the number 728135040 from the Numbermatics database.


Names of 728135040

  • Cardinal: 728135040 can be written as Seven hundred twenty-eight million, one hundred thirty-five thousand and forty.

Scientific notation

  • Scientific notation: 7.2813504 × 108

Factors of 728135040

  • Number of distinct prime factors ω(n): 5
  • Total number of prime factors Ω(n): 11
  • Sum of prime factors: 6288

Divisors of 728135040

Bases of 728135040

  • Binary: 1010110110011001110101100000002
  • Hexadecimal: 0x2B667580
  • Base-36: C1IGLC

Squares and roots of 728135040

Scales and comparisons

How big is 728135040?
  • 728,135,040 seconds is equal to 23 years, 7 weeks, 6 days, 11 hours, 44 minutes.
  • To count from 1 to 728,135,040 would take you about thirty-four years!

    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 728135040 cubic inches would be around 75 feet tall.

Recreational maths with 728135040

  • 728135040 backwards is 040531827
  • 728135040 is a Harshad number.
  • The number of decimal digits it has is: 9
  • The sum of 728135040's digits is 30
  • More coming soon!

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"Number 728135040 - Facts about the integer". Numbermatics.com. 2024. Web. 29 March 2024.

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Numbermatics. (2024). Number 728135040 - Facts about the integer. Retrieved 29 March 2024, from https://numbermatics.com/n/728135040/

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Numbermatics. 2024. "Number 728135040 - Facts about the integer". https://numbermatics.com/n/728135040/

The information we have on file for 728135040 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 728135040, math, Factors of 728135040, curriculum, school, college, exams, university, Prime factorization of 728135040, STEM, science, technology, engineering, physics, economics, calculator, seven hundred twenty-eight million, one hundred thirty-five thousand and forty.

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