What is the Greatest Common Factor of 38904 and 38908?

Greatest common factor (GCF) of 38904 and 38908 is 4.

GCF(38904,38908) = 4

We will now calculate the prime factors of 38904 and 38908, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 38904 and 38908.

How to find the GCF of 38904 and 38908?

We will first find the prime factorization of 38904 and 38908. After we will calculate the factors of 38904 and 38908 and find the biggest common factor number .

Step-1: Prime Factorization of 38904

Prime factors of 38904 are 2, 3, 1621. Prime factorization of 38904 in exponential form is:

38904 = 2³ × 3¹ × 1621¹

Step-2: Prime Factorization of 38908

Prime factors of 38908 are 2, 71, 137. Prime factorization of 38908 in exponential form is:

38908 = 2² × 71¹ × 137¹

Step-3: Factors of 38904

List of positive integer factors of 38904 that divides 38904 without a remainder.

1, 2, 3, 4, 6, 8, 12, 24, 1621, 3242, 4863, 6484, 9726, 12968, 19452

Step-4: Factors of 38908

List of positive integer factors of 38908 that divides 38904 without a remainder.

1, 2, 4, 71, 137, 142, 274, 284, 548, 9727, 19454

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 38904 and 38908. The biggest common factor number is the GCF number.
So the greatest common factor 38904 and 38908 is 4.

Also check out the Least Common Multiple of 38904 and 38908