What is the Greatest Common Factor of 1422 and 1426?

Greatest common factor (GCF) of 1422 and 1426 is 2.

GCF(1422,1426) = 2

We will now calculate the prime factors of 1422 and 1426, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 1422 and 1426.

How to find the GCF of 1422 and 1426?

We will first find the prime factorization of 1422 and 1426. After we will calculate the factors of 1422 and 1426 and find the biggest common factor number .

Step-1: Prime Factorization of 1422

Prime factors of 1422 are 2, 3, 79. Prime factorization of 1422 in exponential form is:

1422 = 2¹ × 3² × 79¹

Step-2: Prime Factorization of 1426

Prime factors of 1426 are 2, 23, 31. Prime factorization of 1426 in exponential form is:

1426 = 2¹ × 23¹ × 31¹

Step-3: Factors of 1422

List of positive integer factors of 1422 that divides 1422 without a remainder.

1, 2, 3, 6, 9, 18, 79, 158, 237, 474, 711

Step-4: Factors of 1426

List of positive integer factors of 1426 that divides 1422 without a remainder.

1, 2, 23, 31, 46, 62, 713

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 1422 and 1426. The biggest common factor number is the GCF number.
So the greatest common factor 1422 and 1426 is 2.

Also check out the Least Common Multiple of 1422 and 1426