1140728

1,140,728 is an even composite number composed of two prime numbers multiplied together.

What does the number 1140728 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 8 divisors.

1140728 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 1140728:

23 × 142591

(2 × 2 × 2 × 142591)

See below for interesting mathematical facts about the number 1140728 from the Numbermatics database.


Names of 1140728

  • Cardinal: 1140728 can be written as One million, one hundred forty thousand, seven hundred twenty-eight.

Scientific notation

  • Scientific notation: 1.140728 × 106

Factors of 1140728

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 4
  • Sum of prime factors: 142593

Divisors of 1140728

  • Number of divisors d(n): 8
  • Complete list of divisors:
  • Sum of all divisors σ(n): 2138880
  • Sum of proper divisors (its aliquot sum) s(n): 998152
  • 1140728 is a deficient number, because the sum of its proper divisors (998152) is less than itself. Its deficiency is 142576

Bases of 1140728

  • Binary: 1000101100111111110002
  • Hexadecimal: 0x1167F8
  • Base-36: OG6W

Squares and roots of 1140728

  • 1140728 squared (11407282) is 1301260369984
  • 1140728 cubed (11407283) is 1484384139331108352
  • The square root of 1140728 is 1068.0486880287
  • The cube root of 1140728 is 104.4866248153

Scales and comparisons

How big is 1140728?
  • 1,140,728 seconds is equal to 1 week, 6 days, 4 hours, 52 minutes, 8 seconds.
  • To count from 1 to 1,140,728 would take you about two 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 1140728 cubic inches would be around 8.7 feet tall.

Recreational maths with 1140728

  • 1140728 backwards is 8270411
  • The number of decimal digits it has is: 7
  • The sum of 1140728's digits is 23
  • More coming soon!

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"Number 1140728 - Facts about the integer". Numbermatics.com. 2024. Web. 29 March 2024.

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Numbermatics. (2024). Number 1140728 - Facts about the integer. Retrieved 29 March 2024, from https://numbermatics.com/n/1140728/

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Numbermatics. 2024. "Number 1140728 - Facts about the integer". https://numbermatics.com/n/1140728/

The information we have on file for 1140728 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 1140728, math, Factors of 1140728, curriculum, school, college, exams, university, Prime factorization of 1140728, STEM, science, technology, engineering, physics, economics, calculator, one million, one hundred forty thousand, seven hundred twenty-eight.

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