What is the Greatest Common Factor of 77919 and 77939?

Greatest common factor (GCF) of 77919 and 77939 is 1.

GCF(77919,77939) = 1

We will now calculate the prime factors of 77919 and 77939, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 77919 and 77939.

How to find the GCF of 77919 and 77939?

We will first find the prime factorization of 77919 and 77939. After we will calculate the factors of 77919 and 77939 and find the biggest common factor number .

Step-1: Prime Factorization of 77919

Prime factors of 77919 are 3, 19, 1367. Prime factorization of 77919 in exponential form is:

77919 = 3¹ × 19¹ × 1367¹

Step-2: Prime Factorization of 77939

Prime factors of 77939 are 59, 1321. Prime factorization of 77939 in exponential form is:

77939 = 59¹ × 1321¹

Step-3: Factors of 77919

List of positive integer factors of 77919 that divides 77919 without a remainder.

1, 3, 19, 57, 1367, 4101, 25973

Step-4: Factors of 77939

List of positive integer factors of 77939 that divides 77919 without a remainder.

1, 59, 1321

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 77919 and 77939. The biggest common factor number is the GCF number.
So the greatest common factor 77919 and 77939 is 1.

Also check out the Least Common Multiple of 77919 and 77939