What is the Greatest Common Factor of 77061 and 77078?

Greatest common factor (GCF) of 77061 and 77078 is 17.

GCF(77061,77078) = 17

We will now calculate the prime factors of 77061 and 77078, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 77061 and 77078.

How to find the GCF of 77061 and 77078?

We will first find the prime factorization of 77061 and 77078. After we will calculate the factors of 77061 and 77078 and find the biggest common factor number .

Step-1: Prime Factorization of 77061

Prime factors of 77061 are 3, 17, 1511. Prime factorization of 77061 in exponential form is:

77061 = 3¹ × 17¹ × 1511¹

Step-2: Prime Factorization of 77078

Prime factors of 77078 are 2, 17, 2267. Prime factorization of 77078 in exponential form is:

77078 = 2¹ × 17¹ × 2267¹

Step-3: Factors of 77061

List of positive integer factors of 77061 that divides 77061 without a remainder.

1, 3, 17, 51, 1511, 4533, 25687

Step-4: Factors of 77078

List of positive integer factors of 77078 that divides 77061 without a remainder.

1, 2, 17, 34, 2267, 4534, 38539

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 77061 and 77078. The biggest common factor number is the GCF number.
So the greatest common factor 77061 and 77078 is 17.

Also check out the Least Common Multiple of 77061 and 77078