What is the Greatest Common Factor of 12181 and 12194?

Greatest common factor (GCF) of 12181 and 12194 is 13.

GCF(12181,12194) = 13

We will now calculate the prime factors of 12181 and 12194, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 12181 and 12194.

How to find the GCF of 12181 and 12194?

We will first find the prime factorization of 12181 and 12194. After we will calculate the factors of 12181 and 12194 and find the biggest common factor number .

Step-1: Prime Factorization of 12181

Prime factors of 12181 are 13, 937. Prime factorization of 12181 in exponential form is:

12181 = 13¹ × 937¹

Step-2: Prime Factorization of 12194

Prime factors of 12194 are 2, 7, 13, 67. Prime factorization of 12194 in exponential form is:

12194 = 2¹ × 7¹ × 13¹ × 67¹

Step-3: Factors of 12181

List of positive integer factors of 12181 that divides 12181 without a remainder.

1, 13, 937

Step-4: Factors of 12194

List of positive integer factors of 12194 that divides 12181 without a remainder.

1, 2, 7, 13, 14, 26, 67, 91, 134, 182, 469, 871, 938, 1742, 6097

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 12181 and 12194. The biggest common factor number is the GCF number.
So the greatest common factor 12181 and 12194 is 13.

Also check out the Least Common Multiple of 12181 and 12194