Greatest Common Factor of 5 and 940

GCF(5, 940) = 5, Greatest common factor of 5 and 940 is 5. Greatest Common Factor or Greatest Common Divisor of two numbers is the largest integer by which both the numbers can be divided. There are two different methods to calculate Greatest Common Factor of 5 and 940. Greatest Common Factor by prime factorization method and Greatest Common Factor by matching factors method.

Greatest Common Factor of 5 and 940 by prime factorization method

We will first find the prime factorization of 5 and 940.
Prime Factorization of 5 is 1, 5 and Prime Factorization of 940 is 1, 2, 2, 5, 47.

  • Factorize\( (5) = \) \(1\times 5\)
  • Factorize\( (940) = \) \(1\times 2\times 2\times 5\times 47\)
Now we need to find any which are common for each number (1, 5) and multiply these numbers together.
\(GCF(5, 940) = 1\times 5 = 5\).

Greatest Common Factor of 5 and 940 by matching factors method

List of positive integers factors of 5 leaving a remainder zero is 1, 5
List of positive integers factors of 940 leaving a remainder zero is 1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940
As you can see, 5 is the greatest and common number that 5 and 940 divides into.
So the greatest common factor 5 and 940 is 5.
\(GCF(5, 940) = 5\).

If you want to learn more about greatest common divisor, take a look at the Wikipedia page.
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