GCF and LCM Calculator Logo

What is the Greatest Common Factor of 6421 and 6431?

Greatest common factor (GCF) of 6421 and 6431 is 1.

GCF(6421,6431) = 1

We will now calculate the prime factors of 6421 and 6431, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 6421 and 6431.

GCF Calculator and
and

How to find the GCF of 6421 and 6431?

We will first find the prime factorization of 6421 and 6431. After we will calculate the factors of 6421 and 6431 and find the biggest common factor number .

Step-1: Prime Factorization of 6421

Prime factors of 6421 are 6421. Prime factorization of 6421 in exponential form is:

6421 = 64211

Step-2: Prime Factorization of 6431

Prime factors of 6431 are 59, 109. Prime factorization of 6431 in exponential form is:

6431 = 591 × 1091

Step-3: Factors of 6421

List of positive integer factors of 6421 that divides 6421 without a remainder.

1

Step-4: Factors of 6431

List of positive integer factors of 6431 that divides 6421 without a remainder.

1, 59, 109

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 6421 and 6431. The biggest common factor number is the GCF number.
So the greatest common factor 6421 and 6431 is 1.

Also check out the Least Common Multiple of 6421 and 6431