215442

215,442 is an even composite number composed of three prime numbers multiplied together.

What does the number 215442 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

215442 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 215442:

2 × 32 × 11969

(2 × 3 × 3 × 11969)

See below for interesting mathematical facts about the number 215442 from the Numbermatics database.


Names of 215442

  • Cardinal: 215442 can be written as Two hundred fifteen thousand, four hundred forty-two.

Scientific notation

  • Scientific notation: 2.15442 × 105

Factors of 215442

  • Number of distinct prime factors ω(n): 3
  • Total number of prime factors Ω(n): 4
  • Sum of prime factors: 11974

Divisors of 215442

  • Number of divisors d(n): 12
  • Complete list of divisors:
  • Sum of all divisors σ(n): 466830
  • Sum of proper divisors (its aliquot sum) s(n): 251388
  • 215442 is an abundant number, because the sum of its proper divisors (251388) is greater than itself. Its abundance is 35946

Bases of 215442

  • Binary: 1101001001100100102
  • Hexadecimal: 0x34992
  • Base-36: 4M8I

Squares and roots of 215442

  • 215442 squared (2154422) is 46415255364
  • 215442 cubed (2154423) is 9999795446130888
  • The square root of 215442 is 464.1573009229
  • The cube root of 215442 is 59.9482887787

Scales and comparisons

How big is 215442?
  • 215,442 seconds is equal to 2 days, 11 hours, 50 minutes, 42 seconds.
  • To count from 1 to 215,442 would take you about two 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 215442 cubic inches would be around 5 feet tall.

Recreational maths with 215442

  • 215442 backwards is 244512
  • 215442 is a Harshad number.
  • The number of decimal digits it has is: 6
  • The sum of 215442's digits is 18
  • More coming soon!

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"Number 215442 - Facts about the integer". Numbermatics.com. 2024. Web. 29 March 2024.

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Numbermatics. (2024). Number 215442 - Facts about the integer. Retrieved 29 March 2024, from https://numbermatics.com/n/215442/

Chicago style:
Numbermatics. 2024. "Number 215442 - Facts about the integer". https://numbermatics.com/n/215442/

The information we have on file for 215442 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 215442, math, Factors of 215442, curriculum, school, college, exams, university, Prime factorization of 215442, STEM, science, technology, engineering, physics, economics, calculator, two hundred fifteen thousand, four hundred forty-two.

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