40191

40,191 is an odd composite number composed of two prime numbers multiplied together.

What does the number 40191 look like?

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

40191 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 40191:

3 × 13397

See below for interesting mathematical facts about the number 40191 from the Numbermatics database.


Names of 40191

  • Cardinal: 40191 can be written as Forty thousand, one hundred ninety-one.

Scientific notation

  • Scientific notation: 4.0191 × 104

Factors of 40191

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 2
  • Sum of prime factors: 13400

Divisors of 40191

  • Number of divisors d(n): 4
  • Complete list of divisors:
  • Sum of all divisors σ(n): 53592
  • Sum of proper divisors (its aliquot sum) s(n): 13401
  • 40191 is a deficient number, because the sum of its proper divisors (13401) is less than itself. Its deficiency is 26790

Bases of 40191

  • Binary: 10011100111111112
  • Hexadecimal: 0x9CFF
  • Base-36: V0F

Squares and roots of 40191

  • 40191 squared (401912) is 1615316481
  • 40191 cubed (401913) is 64921184687871
  • The square root of 40191 is 200.4769313411
  • The cube root of 40191 is 34.2538667557

Scales and comparisons

How big is 40191?
  • 40,191 seconds is equal to 11 hours, 9 minutes, 51 seconds.
  • To count from 1 to 40,191 would take you about eleven 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 40191 cubic inches would be around 2.9 feet tall.

Recreational maths with 40191

  • 40191 backwards is 19104
  • The number of decimal digits it has is: 5
  • The sum of 40191's digits is 15
  • More coming soon!

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"Number 40191 - Facts about the integer". Numbermatics.com. 2024. Web. 28 March 2024.

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Numbermatics. (2024). Number 40191 - Facts about the integer. Retrieved 28 March 2024, from https://numbermatics.com/n/40191/

Chicago style:
Numbermatics. 2024. "Number 40191 - Facts about the integer". https://numbermatics.com/n/40191/

The information we have on file for 40191 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 40191, math, Factors of 40191, curriculum, school, college, exams, university, Prime factorization of 40191, STEM, science, technology, engineering, physics, economics, calculator, forty thousand, one hundred ninety-one.

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