What is the Greatest Common Factor of 12238 and 12245?

Greatest common factor (GCF) of 12238 and 12245 is 1.

GCF(12238,12245) = 1

We will now calculate the prime factors of 12238 and 12245, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 12238 and 12245.

How to find the GCF of 12238 and 12245?

We will first find the prime factorization of 12238 and 12245. After we will calculate the factors of 12238 and 12245 and find the biggest common factor number .

Step-1: Prime Factorization of 12238

Prime factors of 12238 are 2, 29, 211. Prime factorization of 12238 in exponential form is:

12238 = 2¹ × 29¹ × 211¹

Step-2: Prime Factorization of 12245

Prime factors of 12245 are 5, 31, 79. Prime factorization of 12245 in exponential form is:

12245 = 5¹ × 31¹ × 79¹

Step-3: Factors of 12238

List of positive integer factors of 12238 that divides 12238 without a remainder.

1, 2, 29, 58, 211, 422, 6119

Step-4: Factors of 12245

List of positive integer factors of 12245 that divides 12238 without a remainder.

1, 5, 31, 79, 155, 395, 2449

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 12238 and 12245. The biggest common factor number is the GCF number.
So the greatest common factor 12238 and 12245 is 1.

Also check out the Least Common Multiple of 12238 and 12245