What is the Greatest Common Factor of 78291 and 78297?

Greatest common factor (GCF) of 78291 and 78297 is 3.

GCF(78291,78297) = 3

We will now calculate the prime factors of 78291 and 78297, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 78291 and 78297.

How to find the GCF of 78291 and 78297?

We will first find the prime factorization of 78291 and 78297. After we will calculate the factors of 78291 and 78297 and find the biggest common factor number .

Step-1: Prime Factorization of 78291

Prime factors of 78291 are 3, 8699. Prime factorization of 78291 in exponential form is:

78291 = 3² × 8699¹

Step-2: Prime Factorization of 78297

Prime factors of 78297 are 3, 26099. Prime factorization of 78297 in exponential form is:

78297 = 3¹ × 26099¹

Step-3: Factors of 78291

List of positive integer factors of 78291 that divides 78291 without a remainder.

1, 3, 9, 8699, 26097

Step-4: Factors of 78297

List of positive integer factors of 78297 that divides 78291 without a remainder.

1, 3, 26099

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 78291 and 78297. The biggest common factor number is the GCF number.
So the greatest common factor 78291 and 78297 is 3.

Also check out the Least Common Multiple of 78291 and 78297