## Highest common factor of 14 and 18

How to find the highest common factor of 14 and 18?

### Find the hcf of 14 and 18

Problem. Find the highest common factor of 14 and 18.

Solution.

The prime factorization of 14

14 = 2 * 7

See 14 prime factorization.

The prime factorization of 18

18 = 2 * 3 * 3

See 18 prime factorization.

Find the common prime factors of 14 and 18

14 –> (2, 7)

18 –> (2, 3, 3)

The common factors of 14 and 18 are

2

The hcf of 14 and 18 is 2

hcf(14, 18) = 2

The problem is solved.