What is the Greatest Common Factor of 12342 and 12359?

Greatest common factor (GCF) of 12342 and 12359 is 17.

GCF(12342,12359) = 17

We will now calculate the prime factors of 12342 and 12359, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 12342 and 12359.

How to find the GCF of 12342 and 12359?

We will first find the prime factorization of 12342 and 12359. After we will calculate the factors of 12342 and 12359 and find the biggest common factor number .

Step-1: Prime Factorization of 12342

Prime factors of 12342 are 2, 3, 11, 17. Prime factorization of 12342 in exponential form is:

12342 = 2¹ × 3¹ × 11² × 17¹

Step-2: Prime Factorization of 12359

Prime factors of 12359 are 17, 727. Prime factorization of 12359 in exponential form is:

12359 = 17¹ × 727¹

Step-3: Factors of 12342

List of positive integer factors of 12342 that divides 12342 without a remainder.

1, 2, 3, 6, 11, 17, 22, 33, 34, 51, 66, 102, 121, 187, 242, 363, 374, 561, 726, 1122, 2057, 4114, 6171

Step-4: Factors of 12359

List of positive integer factors of 12359 that divides 12342 without a remainder.

1, 17, 727

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 12342 and 12359. The biggest common factor number is the GCF number.
So the greatest common factor 12342 and 12359 is 17.

Also check out the Least Common Multiple of 12342 and 12359