42861

42,861 is an odd composite number composed of four prime numbers multiplied together.

What does the number 42861 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 16 divisors.

42861 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 42861:

3 × 7 × 13 × 157

See below for interesting mathematical facts about the number 42861 from the Numbermatics database.


Names of 42861

  • Cardinal: 42861 can be written as Forty-two thousand, eight hundred sixty-one.

Scientific notation

  • Scientific notation: 4.2861 × 104

Factors of 42861

  • Number of distinct prime factors ω(n): 4
  • Total number of prime factors Ω(n): 4
  • Sum of prime factors: 180

Divisors of 42861

  • Number of divisors d(n): 16
  • Complete list of divisors:
  • Sum of all divisors σ(n): 70784
  • Sum of proper divisors (its aliquot sum) s(n): 27923
  • 42861 is a deficient number, because the sum of its proper divisors (27923) is less than itself. Its deficiency is 14938

Bases of 42861

  • Binary: 10100111011011012
  • Hexadecimal: 0xA76D
  • Base-36: X2L

Squares and roots of 42861

  • 42861 squared (428612) is 1837065321
  • 42861 cubed (428613) is 78738456723381
  • The square root of 42861 is 207.0289834781
  • The cube root of 42861 is 34.9961900615

Scales and comparisons

How big is 42861?
  • 42,861 seconds is equal to 11 hours, 54 minutes, 21 seconds.
  • To count from 1 to 42,861 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 42861 cubic inches would be around 2.9 feet tall.

Recreational maths with 42861

  • 42861 backwards is 16824
  • 42861 is a Harshad number.
  • The number of decimal digits it has is: 5
  • The sum of 42861's digits is 21
  • More coming soon!

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"Number 42861 - Facts about the integer". Numbermatics.com. 2024. Web. 28 March 2024.

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Numbermatics. (2024). Number 42861 - Facts about the integer. Retrieved 28 March 2024, from https://numbermatics.com/n/42861/

Chicago style:
Numbermatics. 2024. "Number 42861 - Facts about the integer". https://numbermatics.com/n/42861/

The information we have on file for 42861 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 42861, math, Factors of 42861, curriculum, school, college, exams, university, Prime factorization of 42861, STEM, science, technology, engineering, physics, economics, calculator, forty-two thousand, eight hundred sixty-one.

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