Greatest Common Factor of 212 and 133

GCF(212, 133) = 1, Greatest common factor of 212 and 133 is 1. 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 212 and 133. Greatest Common Factor by prime factorization method and Greatest Common Factor by matching factors method.

Greatest Common Factor of 212 and 133 by prime factorization method

We will first find the prime factorization of 212 and 133.
Prime Factorization of 212 is 1, 2, 2, 53 and Prime Factorization of 133 is 1, 7, 19.

  • Factorize\( (212) = \) \(1\times 2\times 2\times 53\)
  • Factorize\( (133) = \) \(1\times 7\times 19\)
Now we need to find any which are common for each number (1, 1) and multiply these numbers together.
\(GCF(212, 133) = 1\times 1 = 1\).

Greatest Common Factor of 212 and 133 by matching factors method

List of positive integers factors of 212 leaving a remainder zero is 1, 2, 4, 53, 106, 212
List of positive integers factors of 133 leaving a remainder zero is 1, 7, 19, 133
As you can see, 1 is the greatest and common number that 212 and 133 divides into.
So the greatest common factor 212 and 133 is 1.
\(GCF(212, 133) = 1\).

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