What is the Greatest Common Factor of 3171 and 3185?

Greatest common factor (GCF) of 3171 and 3185 is 7.

GCF(3171,3185) = 7

We will now calculate the prime factors of 3171 and 3185, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 3171 and 3185.

How to find the GCF of 3171 and 3185?

We will first find the prime factorization of 3171 and 3185. After we will calculate the factors of 3171 and 3185 and find the biggest common factor number .

Step-1: Prime Factorization of 3171

Prime factors of 3171 are 3, 7, 151. Prime factorization of 3171 in exponential form is:

3171 = 3¹ × 7¹ × 151¹

Step-2: Prime Factorization of 3185

Prime factors of 3185 are 5, 7, 13. Prime factorization of 3185 in exponential form is:

3185 = 5¹ × 7² × 13¹

Step-3: Factors of 3171

List of positive integer factors of 3171 that divides 3171 without a remainder.

1, 3, 7, 21, 151, 453, 1057

Step-4: Factors of 3185

List of positive integer factors of 3185 that divides 3171 without a remainder.

1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 637

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 3171 and 3185. The biggest common factor number is the GCF number.
So the greatest common factor 3171 and 3185 is 7.

Also check out the Least Common Multiple of 3171 and 3185