1128489

1,128,489 is an odd composite number composed of three prime numbers multiplied together.

What does the number 1128489 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 8 divisors.

1128489 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 1128489:

3 × 389 × 967

See below for interesting mathematical facts about the number 1128489 from the Numbermatics database.


Names of 1128489

  • Cardinal: 1128489 can be written as One million, one hundred twenty-eight thousand, four hundred eighty-nine.

Scientific notation

  • Scientific notation: 1.128489 × 106

Factors of 1128489

  • Number of distinct prime factors ω(n): 3
  • Total number of prime factors Ω(n): 3
  • Sum of prime factors: 1359

Divisors of 1128489

  • Number of divisors d(n): 8
  • Complete list of divisors:
  • Sum of all divisors σ(n): 1510080
  • Sum of proper divisors (its aliquot sum) s(n): 381591
  • 1128489 is a deficient number, because the sum of its proper divisors (381591) is less than itself. Its deficiency is 746898

Bases of 1128489

  • Binary: 1000100111000001010012
  • Hexadecimal: 0x113829
  • Base-36: O6QX

Squares and roots of 1128489

  • 1128489 squared (11284892) is 1273487423121
  • 1128489 cubed (11284893) is 1437116548630394169
  • The square root of 1128489 is 1062.3036289123
  • The cube root of 1128489 is 104.1115974165

Scales and comparisons

How big is 1128489?
  • 1,128,489 seconds is equal to 1 week, 6 days, 1 hour, 28 minutes, 9 seconds.
  • To count from 1 to 1,128,489 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 1128489 cubic inches would be around 8.7 feet tall.

Recreational maths with 1128489

  • 1128489 backwards is 9848211
  • The number of decimal digits it has is: 7
  • The sum of 1128489's digits is 33
  • More coming soon!

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"Number 1128489 - Facts about the integer". Numbermatics.com. 2024. Web. 28 March 2024.

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Numbermatics. (2024). Number 1128489 - Facts about the integer. Retrieved 28 March 2024, from https://numbermatics.com/n/1128489/

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Numbermatics. 2024. "Number 1128489 - Facts about the integer". https://numbermatics.com/n/1128489/

The information we have on file for 1128489 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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