What is the Greatest Common Factor of 77087 and 77105?

Greatest common factor (GCF) of 77087 and 77105 is 1.

GCF(77087,77105) = 1

We will now calculate the prime factors of 77087 and 77105, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 77087 and 77105.

How to find the GCF of 77087 and 77105?

We will first find the prime factorization of 77087 and 77105. After we will calculate the factors of 77087 and 77105 and find the biggest common factor number .

Step-1: Prime Factorization of 77087

Prime factors of 77087 are 157, 491. Prime factorization of 77087 in exponential form is:

77087 = 157¹ × 491¹

Step-2: Prime Factorization of 77105

Prime factors of 77105 are 5, 7, 2203. Prime factorization of 77105 in exponential form is:

77105 = 5¹ × 7¹ × 2203¹

Step-3: Factors of 77087

List of positive integer factors of 77087 that divides 77087 without a remainder.

1, 157, 491

Step-4: Factors of 77105

List of positive integer factors of 77105 that divides 77087 without a remainder.

1, 5, 7, 35, 2203, 11015, 15421

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 77087 and 77105. The biggest common factor number is the GCF number.
So the greatest common factor 77087 and 77105 is 1.

Also check out the Least Common Multiple of 77087 and 77105