What is the greatest common factor of 88 and 231?

Answer 1

The factors of 88 are 1, 2, 4, 8, 11, 22, 44, and 88.

The factors of 231 are 1, 3, 7, 11, 21, 33, 77, and 231.

The common factors are 1 and 11. Therefore, the greatest common factor is 11.

The greatest common factor can also be calculated by finding the prime factors and multiplying the common prime factors together.

The prime factors of 88 are 2, 2, 2, and 11.

The prime factors of 231 are 3, 7, and 11.

The common prime factors are a single 11, so 11 is the greatest common factor.