What is the Greatest Common Factor of 77109 and 77125?

Greatest common factor (GCF) of 77109 and 77125 is 1.

GCF(77109,77125) = 1

We will now calculate the prime factors of 77109 and 77125, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 77109 and 77125.

How to find the GCF of 77109 and 77125?

We will first find the prime factorization of 77109 and 77125. After we will calculate the factors of 77109 and 77125 and find the biggest common factor number .

Step-1: Prime Factorization of 77109

Prime factors of 77109 are 3, 25703. Prime factorization of 77109 in exponential form is:

77109 = 3¹ × 25703¹

Step-2: Prime Factorization of 77125

Prime factors of 77125 are 5, 617. Prime factorization of 77125 in exponential form is:

77125 = 5³ × 617¹

Step-3: Factors of 77109

List of positive integer factors of 77109 that divides 77109 without a remainder.

1, 3, 25703

Step-4: Factors of 77125

List of positive integer factors of 77125 that divides 77109 without a remainder.

1, 5, 25, 125, 617, 3085, 15425

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 77109 and 77125. The biggest common factor number is the GCF number.
So the greatest common factor 77109 and 77125 is 1.

Also check out the Least Common Multiple of 77109 and 77125