What is the Greatest Common Factor of 12170 and 12178?

Greatest common factor (GCF) of 12170 and 12178 is 2.

GCF(12170,12178) = 2

We will now calculate the prime factors of 12170 and 12178, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 12170 and 12178.

How to find the GCF of 12170 and 12178?

We will first find the prime factorization of 12170 and 12178. After we will calculate the factors of 12170 and 12178 and find the biggest common factor number .

Step-1: Prime Factorization of 12170

Prime factors of 12170 are 2, 5, 1217. Prime factorization of 12170 in exponential form is:

12170 = 2¹ × 5¹ × 1217¹

Step-2: Prime Factorization of 12178

Prime factors of 12178 are 2, 6089. Prime factorization of 12178 in exponential form is:

12178 = 2¹ × 6089¹

Step-3: Factors of 12170

List of positive integer factors of 12170 that divides 12170 without a remainder.

1, 2, 5, 10, 1217, 2434, 6085

Step-4: Factors of 12178

List of positive integer factors of 12178 that divides 12170 without a remainder.

1, 2, 6089

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 12170 and 12178. The biggest common factor number is the GCF number.
So the greatest common factor 12170 and 12178 is 2.

Also check out the Least Common Multiple of 12170 and 12178