What is the Greatest Common Factor of 70557 and 70572?

Greatest common factor (GCF) of 70557 and 70572 is 3.

GCF(70557,70572) = 3

We will now calculate the prime factors of 70557 and 70572, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 70557 and 70572.

How to find the GCF of 70557 and 70572?

We will first find the prime factorization of 70557 and 70572. After we will calculate the factors of 70557 and 70572 and find the biggest common factor number .

Step-1: Prime Factorization of 70557

Prime factors of 70557 are 3, 29, 811. Prime factorization of 70557 in exponential form is:

70557 = 3¹ × 29¹ × 811¹

Step-2: Prime Factorization of 70572

Prime factors of 70572 are 2, 3, 5881. Prime factorization of 70572 in exponential form is:

70572 = 2² × 3¹ × 5881¹

Step-3: Factors of 70557

List of positive integer factors of 70557 that divides 70557 without a remainder.

1, 3, 29, 87, 811, 2433, 23519

Step-4: Factors of 70572

List of positive integer factors of 70572 that divides 70557 without a remainder.

1, 2, 3, 4, 6, 12, 5881, 11762, 17643, 23524, 35286

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 70557 and 70572. The biggest common factor number is the GCF number.
So the greatest common factor 70557 and 70572 is 3.

Also check out the Least Common Multiple of 70557 and 70572