2728728

2,728,728 is an even composite number composed of three prime numbers multiplied together.

What does the number 2728728 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 40 divisors.

2728728 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of forty divisors.

Prime factorization of 2728728:

23 × 34 × 4211

(2 × 2 × 2 × 3 × 3 × 3 × 3 × 4211)

See below for interesting mathematical facts about the number 2728728 from the Numbermatics database.


Names of 2728728

  • Cardinal: 2728728 can be written as Two million, seven hundred twenty-eight thousand, seven hundred twenty-eight.

Scientific notation

  • Scientific notation: 2.728728 × 106

Factors of 2728728

  • Number of distinct prime factors ω(n): 3
  • Total number of prime factors Ω(n): 8
  • Sum of prime factors: 4216

Divisors of 2728728

Bases of 2728728

  • Binary: 10100110100011000110002
  • Hexadecimal: 0x29A318
  • Base-36: 1MHI0

Squares and roots of 2728728

  • 2728728 squared (27287282) is 7445956497984
  • 2728728 cubed (27287283) is 20317989982830884352
  • The square root of 2728728 is 1651.8861946273
  • The cube root of 2728728 is 139.7397887665

Scales and comparisons

How big is 2728728?
  • 2,728,728 seconds is equal to 4 weeks, 3 days, 13 hours, 58 minutes, 48 seconds.
  • To count from 1 to 2,728,728 would take you about six weeks!

    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 2728728 cubic inches would be around 11.6 feet tall.

Recreational maths with 2728728

  • 2728728 backwards is 8278272
  • 2728728 is a Harshad number.
  • The number of decimal digits it has is: 7
  • The sum of 2728728's digits is 36
  • More coming soon!

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"Number 2728728 - Facts about the integer". Numbermatics.com. 2024. Web. 10 November 2024.

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Numbermatics. (2024). Number 2728728 - Facts about the integer. Retrieved 10 November 2024, from https://numbermatics.com/n/2728728/

Chicago style:
Numbermatics. 2024. "Number 2728728 - Facts about the integer". https://numbermatics.com/n/2728728/

The information we have on file for 2728728 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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