Greatest Common Factor of 972 and 8262

GCF(972, 8262) = 486, Greatest common factor of 972 and 8262 is 486. 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 972 and 8262. Greatest Common Factor by prime factorization method and Greatest Common Factor by matching factors method.

Greatest Common Factor of 972 and 8262 by prime factorization method

We will first find the prime factorization of 972 and 8262.
Prime Factorization of 972 is 1, 2, 2, 3, 3, 3, 3, 3 and Prime Factorization of 8262 is 1, 2, 3, 3, 3, 3, 3, 17.

  • Factorize\( (972) = \) \(1\times 2\times 2\times 3\times 3\times 3\times 3\times 3\)
  • Factorize\( (8262) = \) \(1\times 2\times 3\times 3\times 3\times 3\times 3\times 17\)
Now we need to find any which are common for each number (1, 2, 3, 3, 3, 3, 3) and multiply these numbers together.
\(GCF(972, 8262) = 1\times 2\times 3\times 3\times 3\times 3\times 3 = 486\).

Greatest Common Factor of 972 and 8262 by matching factors method

List of positive integers factors of 972 leaving a remainder zero is 1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 972
List of positive integers factors of 8262 leaving a remainder zero is 1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 81, 102, 153, 162, 243, 306, 459, 486, 918, 1377, 2754, 4131, 8262
As you can see, 486 is the greatest and common number that 972 and 8262 divides into.
So the greatest common factor 972 and 8262 is 486.
\(GCF(972, 8262) = 486\).

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