19438

19,438 is an even composite number composed of two prime numbers multiplied together.

What does the number 19438 look like?

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

19438 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.

Prime factorization of 19438:

2 × 9719

See below for interesting mathematical facts about the number 19438 from the Numbermatics database.


Names of 19438

  • Cardinal: 19438 can be written as Nineteen thousand, four hundred thirty-eight.

Scientific notation

  • Scientific notation: 1.9438 × 104

Factors of 19438

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 2
  • Sum of prime factors: 9721

Divisors of 19438

  • Number of divisors d(n): 4
  • Complete list of divisors:
  • Sum of all divisors σ(n): 29160
  • Sum of proper divisors (its aliquot sum) s(n): 9722
  • 19438 is a deficient number, because the sum of its proper divisors (9722) is less than itself. Its deficiency is 9716

Bases of 19438

  • Binary: 1001011111011102
  • Hexadecimal: 0x4BEE
  • Base-36: EZY

Squares and roots of 19438

  • 19438 squared (194382) is 377835844
  • 19438 cubed (194383) is 7344373135672
  • The square root of 19438 is 139.4202280877
  • The cube root of 19438 is 26.8875063479

Scales and comparisons

How big is 19438?
  • 19,438 seconds is equal to 5 hours, 23 minutes, 58 seconds.
  • To count from 1 to 19,438 would take you about five hours.

    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 19438 cubic inches would be around 2.2 feet tall.

Recreational maths with 19438

  • 19438 backwards is 83491
  • The number of decimal digits it has is: 5
  • The sum of 19438's digits is 25
  • More coming soon!

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"Number 19438 - Facts about the integer". Numbermatics.com. 2021. Web. 4 December 2021.

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Numbermatics. (2021). Number 19438 - Facts about the integer. Retrieved 4 December 2021, from https://numbermatics.com/n/19438/

Chicago style:
Numbermatics. 2021. "Number 19438 - Facts about the integer". https://numbermatics.com/n/19438/

The information we have on file for 19438 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 19438, math, Factors of 19438, curriculum, school, college, exams, university, Prime factorization of 19438, STEM, science, technology, engineering, physics, economics, calculator, nineteen thousand, four hundred thirty-eight.

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