What is the Greatest Common Factor of 6397 and 6406?

Greatest common factor (GCF) of 6397 and 6406 is 1.

GCF(6397,6406) = 1

We will now calculate the prime factors of 6397 and 6406, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 6397 and 6406.

How to find the GCF of 6397 and 6406?

We will first find the prime factorization of 6397 and 6406. After we will calculate the factors of 6397 and 6406 and find the biggest common factor number .

Step-1: Prime Factorization of 6397

Prime factors of 6397 are 6397. Prime factorization of 6397 in exponential form is:

6397 = 6397¹

Step-2: Prime Factorization of 6406

Prime factors of 6406 are 2, 3203. Prime factorization of 6406 in exponential form is:

6406 = 2¹ × 3203¹

Step-3: Factors of 6397

List of positive integer factors of 6397 that divides 6397 without a remainder.

Step-4: Factors of 6406

List of positive integer factors of 6406 that divides 6397 without a remainder.

1, 2, 3203

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 6397 and 6406. The biggest common factor number is the GCF number.
So the greatest common factor 6397 and 6406 is 1.

Also check out the Least Common Multiple of 6397 and 6406