What is the Greatest Common Factor of 12402 and 12422?

Greatest common factor (GCF) of 12402 and 12422 is 2.

GCF(12402,12422) = 2

We will now calculate the prime factors of 12402 and 12422, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 12402 and 12422.

How to find the GCF of 12402 and 12422?

We will first find the prime factorization of 12402 and 12422. After we will calculate the factors of 12402 and 12422 and find the biggest common factor number .

Step-1: Prime Factorization of 12402

Prime factors of 12402 are 2, 3, 13, 53. Prime factorization of 12402 in exponential form is:

12402 = 2¹ × 3² × 13¹ × 53¹

Step-2: Prime Factorization of 12422

Prime factors of 12422 are 2, 6211. Prime factorization of 12422 in exponential form is:

12422 = 2¹ × 6211¹

Step-3: Factors of 12402

List of positive integer factors of 12402 that divides 12402 without a remainder.

1, 2, 3, 6, 9, 13, 18, 26, 39, 53, 78, 106, 117, 159, 234, 318, 477, 689, 954, 1378, 2067, 4134, 6201

Step-4: Factors of 12422

List of positive integer factors of 12422 that divides 12402 without a remainder.

1, 2, 6211

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 12402 and 12422. The biggest common factor number is the GCF number.
So the greatest common factor 12402 and 12422 is 2.

Also check out the Least Common Multiple of 12402 and 12422