what is the gcf of 36 and 54

The greatest common factor (GCF) of 36 and 54 is 18. To find the GCF, we can use different methods such as prime factorization, long division, or listing common factors. One way to find the GCF is to list the factors of both numbers and identify the largest factor that they have in common. The factors of 36 are 1, 2, 3, 4, 6, 9, 12, 18, and 36, while the factors of 54 are 1, 2, 3, 6, 9, 18, 27, and 54. The largest factor that they have in common is 18, which means that 18 is the GCF of 36 and 54. Therefore, the GCF of 36 and 54 is 18.