What is the Greatest Common Factor of 71142 and 71157?

Greatest common factor (GCF) of 71142 and 71157 is 3.

GCF(71142,71157) = 3

We will now calculate the prime factors of 71142 and 71157, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 71142 and 71157.

How to find the GCF of 71142 and 71157?

We will first find the prime factorization of 71142 and 71157. After we will calculate the factors of 71142 and 71157 and find the biggest common factor number .

Step-1: Prime Factorization of 71142

Prime factors of 71142 are 2, 3, 71, 167. Prime factorization of 71142 in exponential form is:

71142 = 2¹ × 3¹ × 71¹ × 167¹

Step-2: Prime Factorization of 71157

Prime factors of 71157 are 3, 23719. Prime factorization of 71157 in exponential form is:

71157 = 3¹ × 23719¹

Step-3: Factors of 71142

List of positive integer factors of 71142 that divides 71142 without a remainder.

1, 2, 3, 6, 71, 142, 167, 213, 334, 426, 501, 1002, 11857, 23714, 35571

Step-4: Factors of 71157

List of positive integer factors of 71157 that divides 71142 without a remainder.

1, 3, 23719

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 71142 and 71157. The biggest common factor number is the GCF number.
So the greatest common factor 71142 and 71157 is 3.

Also check out the Least Common Multiple of 71142 and 71157