What is the Greatest Common Factor of 64431 and 64442?

Greatest common factor (GCF) of 64431 and 64442 is 1.

GCF(64431,64442) = 1

We will now calculate the prime factors of 64431 and 64442, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 64431 and 64442.

How to find the GCF of 64431 and 64442?

We will first find the prime factorization of 64431 and 64442. After we will calculate the factors of 64431 and 64442 and find the biggest common factor number .

Step-1: Prime Factorization of 64431

Prime factors of 64431 are 3, 7159. Prime factorization of 64431 in exponential form is:

64431 = 3² × 7159¹

Step-2: Prime Factorization of 64442

Prime factors of 64442 are 2, 7, 4603. Prime factorization of 64442 in exponential form is:

64442 = 2¹ × 7¹ × 4603¹

Step-3: Factors of 64431

List of positive integer factors of 64431 that divides 64431 without a remainder.

1, 3, 9, 7159, 21477

Step-4: Factors of 64442

List of positive integer factors of 64442 that divides 64431 without a remainder.

1, 2, 7, 14, 4603, 9206, 32221

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 64431 and 64442. The biggest common factor number is the GCF number.
So the greatest common factor 64431 and 64442 is 1.

Also check out the Least Common Multiple of 64431 and 64442