What is the Greatest Common Factor of 6422 and 6430?

Greatest common factor (GCF) of 6422 and 6430 is 2.

GCF(6422,6430) = 2

We will now calculate the prime factors of 6422 and 6430, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 6422 and 6430.

How to find the GCF of 6422 and 6430?

We will first find the prime factorization of 6422 and 6430. After we will calculate the factors of 6422 and 6430 and find the biggest common factor number .

Step-1: Prime Factorization of 6422

Prime factors of 6422 are 2, 13, 19. Prime factorization of 6422 in exponential form is:

6422 = 2¹ × 13² × 19¹

Step-2: Prime Factorization of 6430

Prime factors of 6430 are 2, 5, 643. Prime factorization of 6430 in exponential form is:

6430 = 2¹ × 5¹ × 643¹

Step-3: Factors of 6422

List of positive integer factors of 6422 that divides 6422 without a remainder.

1, 2, 13, 19, 26, 38, 169, 247, 338, 494, 3211

Step-4: Factors of 6430

List of positive integer factors of 6430 that divides 6422 without a remainder.

1, 2, 5, 10, 643, 1286, 3215

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 6422 and 6430. The biggest common factor number is the GCF number.
So the greatest common factor 6422 and 6430 is 2.

Also check out the Least Common Multiple of 6422 and 6430