GCF and LCM Calculator Logo

What is the Greatest Common Factor of 77799 and 77815?

Greatest common factor (GCF) of 77799 and 77815 is 1.

GCF(77799,77815) = 1

We will now calculate the prime factors of 77799 and 77815, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 77799 and 77815.

GCF Calculator and
and

How to find the GCF of 77799 and 77815?

We will first find the prime factorization of 77799 and 77815. After we will calculate the factors of 77799 and 77815 and find the biggest common factor number .

Step-1: Prime Factorization of 77799

Prime factors of 77799 are 3, 25933. Prime factorization of 77799 in exponential form is:

77799 = 31 × 259331

Step-2: Prime Factorization of 77815

Prime factors of 77815 are 5, 79, 197. Prime factorization of 77815 in exponential form is:

77815 = 51 × 791 × 1971

Step-3: Factors of 77799

List of positive integer factors of 77799 that divides 77799 without a remainder.

1, 3, 25933

Step-4: Factors of 77815

List of positive integer factors of 77815 that divides 77799 without a remainder.

1, 5, 79, 197, 395, 985, 15563

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 77799 and 77815. The biggest common factor number is the GCF number.
So the greatest common factor 77799 and 77815 is 1.

Also check out the Least Common Multiple of 77799 and 77815