What is the Greatest Common Factor of 77903 and 77908?

Greatest common factor (GCF) of 77903 and 77908 is 1.

GCF(77903,77908) = 1

We will now calculate the prime factors of 77903 and 77908, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 77903 and 77908.

How to find the GCF of 77903 and 77908?

We will first find the prime factorization of 77903 and 77908. After we will calculate the factors of 77903 and 77908 and find the biggest common factor number .

Step-1: Prime Factorization of 77903

Prime factors of 77903 are 7, 31, 359. Prime factorization of 77903 in exponential form is:

77903 = 7¹ × 31¹ × 359¹

Step-2: Prime Factorization of 77908

Prime factors of 77908 are 2, 19477. Prime factorization of 77908 in exponential form is:

77908 = 2² × 19477¹

Step-3: Factors of 77903

List of positive integer factors of 77903 that divides 77903 without a remainder.

1, 7, 31, 217, 359, 2513, 11129

Step-4: Factors of 77908

List of positive integer factors of 77908 that divides 77903 without a remainder.

1, 2, 4, 19477, 38954

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 77903 and 77908. The biggest common factor number is the GCF number.
So the greatest common factor 77903 and 77908 is 1.

Also check out the Least Common Multiple of 77903 and 77908