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What is the Greatest Common Factor of 760 and 778?

Greatest common factor (GCF) of 760 and 778 is 2.

GCF(760,778) = 2

We will now calculate the prime factors of 760 and 778, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 760 and 778.

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How to find the GCF of 760 and 778?

We will first find the prime factorization of 760 and 778. After we will calculate the factors of 760 and 778 and find the biggest common factor number .

Step-1: Prime Factorization of 760

Prime factors of 760 are 2, 5, 19. Prime factorization of 760 in exponential form is:

760 = 23 × 51 × 191

Step-2: Prime Factorization of 778

Prime factors of 778 are 2, 389. Prime factorization of 778 in exponential form is:

778 = 21 × 3891

Step-3: Factors of 760

List of positive integer factors of 760 that divides 760 without a remainder.

1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380

Step-4: Factors of 778

List of positive integer factors of 778 that divides 760 without a remainder.

1, 2, 389

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 760 and 778. The biggest common factor number is the GCF number.
So the greatest common factor 760 and 778 is 2.

Also check out the Least Common Multiple of 760 and 778