What is the Greatest Common Factor of 7557 and 7570?

Greatest common factor (GCF) of 7557 and 7570 is 1.

GCF(7557,7570) = 1

We will now calculate the prime factors of 7557 and 7570, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 7557 and 7570.

How to find the GCF of 7557 and 7570?

We will first find the prime factorization of 7557 and 7570. After we will calculate the factors of 7557 and 7570 and find the biggest common factor number .

Step-1: Prime Factorization of 7557

Prime factors of 7557 are 3, 11, 229. Prime factorization of 7557 in exponential form is:

7557 = 3¹ × 11¹ × 229¹

Step-2: Prime Factorization of 7570

Prime factors of 7570 are 2, 5, 757. Prime factorization of 7570 in exponential form is:

7570 = 2¹ × 5¹ × 757¹

Step-3: Factors of 7557

List of positive integer factors of 7557 that divides 7557 without a remainder.

1, 3, 11, 33, 229, 687, 2519

Step-4: Factors of 7570

List of positive integer factors of 7570 that divides 7557 without a remainder.

1, 2, 5, 10, 757, 1514, 3785

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 7557 and 7570. The biggest common factor number is the GCF number.
So the greatest common factor 7557 and 7570 is 1.

Also check out the Least Common Multiple of 7557 and 7570