78 and 64's highest common factor is two.
It is 6
13 is the highest common factor of 78, 156 and 169.
The HCF is: 13It is 13
The GCF is 1.
39 and 93's highest common factor is three.
Divide both by their highest common factor (HCF).
Well, darling, the highest common factor of 78, 91, and 156 is 13. It's like finding the perfect pair of shoes that goes with every outfit - simple and essential. So, there you have it, 13 is the magic number that can divide all three of those numbers without a fuss.
The least common factor of any set of numbers is 1.
The greatest common factor of 78 and 546 is 78.
Since 26 is a factor of 78, all the factors of 26 are common to 78.
The factors of 26 are: 1, 2, 13, 26.The factors of 78 are: 1, 2, 3, 6, 13, 26, 39, 78.The common factors are: 1, 2, 13, 26.The Greatest Common Factor (GCF) is: 26