What is the Greatest Common Factor of 77571 and 77591?

Greatest common factor (GCF) of 77571 and 77591 is 1.

GCF(77571,77591) = 1

We will now calculate the prime factors of 77571 and 77591, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 77571 and 77591.

How to find the GCF of 77571 and 77591?

We will first find the prime factorization of 77571 and 77591. After we will calculate the factors of 77571 and 77591 and find the biggest common factor number .

Step-1: Prime Factorization of 77571

Prime factors of 77571 are 3, 13, 17. Prime factorization of 77571 in exponential form is:

77571 = 3³ × 13² × 17¹

Step-2: Prime Factorization of 77591

Prime factors of 77591 are 77591. Prime factorization of 77591 in exponential form is:

77591 = 77591¹

Step-3: Factors of 77571

List of positive integer factors of 77571 that divides 77571 without a remainder.

1, 3, 9, 13, 17, 27, 39, 51, 117, 153, 169, 221, 351, 459, 507, 663, 1521, 1989, 2873, 4563, 5967, 8619, 25857

Step-4: Factors of 77591

List of positive integer factors of 77591 that divides 77571 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 77571 and 77591. The biggest common factor number is the GCF number.
So the greatest common factor 77571 and 77591 is 1.

Also check out the Least Common Multiple of 77571 and 77591