# How do you find the greatest common factor of 14 42 91?

Now list all the common factors (if any prime is occurring more than one time in each number pick up as many times it is spearing in all the numbers).

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To find the greatest common factor (GCF) of 14, 42, and 91, you can use prime factorization method.

Step 1: Find the prime factorization of each number:

- 14 = 2 * 7
- 42 = 2 * 3 * 7
- 91 = 7 * 13

Step 2: Identify the common prime factors among the numbers. In this case, the only common prime factor is 7.

Step 3: Multiply the common prime factors together to find the GCF. GCF = 7

Therefore, the greatest common factor of 14, 42, and 91 is 7.

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