What is the Greatest Common Factor of 63428 and 63436?

Greatest common factor (GCF) of 63428 and 63436 is 4.

GCF(63428,63436) = 4

We will now calculate the prime factors of 63428 and 63436, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 63428 and 63436.

How to find the GCF of 63428 and 63436?

We will first find the prime factorization of 63428 and 63436. After we will calculate the factors of 63428 and 63436 and find the biggest common factor number .

Step-1: Prime Factorization of 63428

Prime factors of 63428 are 2, 101, 157. Prime factorization of 63428 in exponential form is:

63428 = 2² × 101¹ × 157¹

Step-2: Prime Factorization of 63436

Prime factors of 63436 are 2, 15859. Prime factorization of 63436 in exponential form is:

63436 = 2² × 15859¹

Step-3: Factors of 63428

List of positive integer factors of 63428 that divides 63428 without a remainder.

1, 2, 4, 101, 157, 202, 314, 404, 628, 15857, 31714

Step-4: Factors of 63436

List of positive integer factors of 63436 that divides 63428 without a remainder.

1, 2, 4, 15859, 31718

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 63428 and 63436. The biggest common factor number is the GCF number.
So the greatest common factor 63428 and 63436 is 4.

Also check out the Least Common Multiple of 63428 and 63436