428224

428,224 is an even composite number composed of two prime numbers multiplied together.

What does the number 428224 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 14 divisors.

428224 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of fourteen divisors.

Prime factorization of 428224:

26 × 6691

(2 × 2 × 2 × 2 × 2 × 2 × 6691)

See below for interesting mathematical facts about the number 428224 from the Numbermatics database.


Names of 428224

  • Cardinal: 428224 can be written as Four hundred twenty-eight thousand, two hundred twenty-four.

Scientific notation

  • Scientific notation: 4.28224 × 105

Factors of 428224

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 7
  • Sum of prime factors: 6693

Divisors of 428224

  • Number of divisors d(n): 14
  • Complete list of divisors:
  • Sum of all divisors σ(n): 849884
  • Sum of proper divisors (its aliquot sum) s(n): 421660
  • 428224 is a deficient number, because the sum of its proper divisors (421660) is less than itself. Its deficiency is 6564

Bases of 428224

  • Binary: 11010001000110000002
  • Hexadecimal: 0x688C0
  • Base-36: 96F4

Squares and roots of 428224

  • 428224 squared (4282242) is 183375794176
  • 428224 cubed (4282243) is 78525916085223424
  • The square root of 428224 is 654.3882639535
  • The cube root of 428224 is 75.3743652697

Scales and comparisons

How big is 428224?
  • 428,224 seconds is equal to 4 days, 22 hours, 57 minutes, 4 seconds.
  • To count from 1 to 428,224 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 428224 cubic inches would be around 6.3 feet tall.

Recreational maths with 428224

  • 428224 backwards is 422824
  • The number of decimal digits it has is: 6
  • The sum of 428224's digits is 22
  • More coming soon!

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"Number 428224 - Facts about the integer". Numbermatics.com. 2021. Web. 18 April 2021.

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Numbermatics. (2021). Number 428224 - Facts about the integer. Retrieved 18 April 2021, from https://numbermatics.com/n/428224/

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The information we have on file for 428224 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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