428521

428,521 is an odd composite number composed of two prime numbers multiplied together.

What does the number 428521 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 4 divisors.

428521 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.

Prime factorization of 428521:

173 × 2477

See below for interesting mathematical facts about the number 428521 from the Numbermatics database.


Names of 428521

  • Cardinal: 428521 can be written as Four hundred twenty-eight thousand, five hundred twenty-one.

Scientific notation

  • Scientific notation: 4.28521 × 105

Factors of 428521

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 2
  • Sum of prime factors: 2650

Divisors of 428521

  • Number of divisors d(n): 4
  • Complete list of divisors:
  • Sum of all divisors σ(n): 431172
  • Sum of proper divisors (its aliquot sum) s(n): 2651
  • 428521 is a deficient number, because the sum of its proper divisors (2651) is less than itself. Its deficiency is 425870

Bases of 428521

  • Binary: 11010001001111010012
  • Hexadecimal: 0x689E9
  • Base-36: 96ND

Squares and roots of 428521

  • 428521 squared (4285212) is 183630247441
  • 428521 cubed (4285213) is 78689417263664761
  • The square root of 428521 is 654.6151541175
  • The cube root of 428521 is 75.3917868477

Scales and comparisons

How big is 428521?
  • 428,521 seconds is equal to 4 days, 23 hours, 2 minutes, 1 second.
  • To count from 1 to 428,521 would take you about four days.

    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 428521 cubic inches would be around 6.3 feet tall.

Recreational maths with 428521

  • 428521 backwards is 125824
  • The number of decimal digits it has is: 6
  • The sum of 428521's digits is 22
  • More coming soon!

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"Number 428521 - Facts about the integer". Numbermatics.com. 2024. Web. 28 March 2024.

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Numbermatics. (2024). Number 428521 - Facts about the integer. Retrieved 28 March 2024, from https://numbermatics.com/n/428521/

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Numbermatics. 2024. "Number 428521 - Facts about the integer". https://numbermatics.com/n/428521/

The information we have on file for 428521 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 428521, math, Factors of 428521, curriculum, school, college, exams, university, Prime factorization of 428521, STEM, science, technology, engineering, physics, economics, calculator, four hundred twenty-eight thousand, five hundred twenty-one.

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