398624

398,624 is an even composite number composed of two prime numbers multiplied together.

What does the number 398624 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 12 divisors.

398624 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 398624:

25 × 12457

(2 × 2 × 2 × 2 × 2 × 12457)

See below for interesting mathematical facts about the number 398624 from the Numbermatics database.


Names of 398624

  • Cardinal: 398624 can be written as Three hundred ninety-eight thousand, six hundred twenty-four.

Scientific notation

  • Scientific notation: 3.98624 × 105

Factors of 398624

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 6
  • Sum of prime factors: 12459

Divisors of 398624

  • Number of divisors d(n): 12
  • Complete list of divisors:
  • Sum of all divisors σ(n): 784854
  • Sum of proper divisors (its aliquot sum) s(n): 386230
  • 398624 is a deficient number, because the sum of its proper divisors (386230) is less than itself. Its deficiency is 12394

Bases of 398624

  • Binary: 11000010101001000002
  • Hexadecimal: 0x61520
  • Base-36: 8JKW

Squares and roots of 398624

  • 398624 squared (3986242) is 158901093376
  • 398624 cubed (3986243) is 63341789445914624
  • The square root of 398624 is 631.3667713779
  • The cube root of 398624 is 73.5960457863

Scales and comparisons

How big is 398624?
  • 398,624 seconds is equal to 4 days, 14 hours, 43 minutes, 44 seconds.
  • To count from 1 to 398,624 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 398624 cubic inches would be around 6.1 feet tall.

Recreational maths with 398624

  • 398624 backwards is 426893
  • 398624 is a Harshad number.
  • The number of decimal digits it has is: 6
  • The sum of 398624's digits is 32
  • More coming soon!

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"Number 398624 - Facts about the integer". Numbermatics.com. 2024. Web. 27 April 2024.

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Numbermatics. (2024). Number 398624 - Facts about the integer. Retrieved 27 April 2024, from https://numbermatics.com/n/398624/

Chicago style:
Numbermatics. 2024. "Number 398624 - Facts about the integer". https://numbermatics.com/n/398624/

The information we have on file for 398624 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 398624, math, Factors of 398624, curriculum, school, college, exams, university, Prime factorization of 398624, STEM, science, technology, engineering, physics, economics, calculator, three hundred ninety-eight thousand, six hundred twenty-four.

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