GCF for 66 and 79

What is the Greatest Common Factor of 66 and 79?

Answer: GCF of 66 and 79 is 1

(One)

Finding GCF for 66 and 79 using all factors (divisors) listing

The first method to find GCF for numbers 66 and 79 is to list all factors for both numbers and pick the highest common one:

All factors of 66: 1, 2, 3, 6, 11, 22, 33, 66

All factors of 79: 1, 79

So the Greatest Common Factor for 66 and 79 is 1

Finding GCF for 66 and 79 by Prime Factorization

GCF Table

Number 1Number 2GCF
51791
52791
53791
54791
55791
56791
57791
58791
59791
60791
61791
62791
63791
64791
65791
66791
67791
68791
69791
70791
71791
72791
73791
74791
75791
76791
77791
78791
797979
80791

About "Greatest Common Factor" Calculator

This calculator will help you find the greatest common factor (GCF) of two numbers. For example, it can help you find out what is the Greatest Common Factor of 66 and 79? (The answer is: 1). Select the first number (e.g. '66') and the second number (e.g. '79'). After that hit the 'Calculate' button.
Greatest Common Factor (GCF) also known as the Greatest Common Divisor (GCD) or Highest Common Factor (HCF) - it is the largest positive integer that divides each of the integers with zero remainder

FAQ

What is the Greatest Common Factor of 66 and 79?

GCF of 66 and 79 is 1