What is the Greatest Common Factor of 39906 and 39926?

Greatest common factor (GCF) of 39906 and 39926 is 2.

GCF(39906,39926) = 2

We will now calculate the prime factors of 39906 and 39926, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 39906 and 39926.

How to find the GCF of 39906 and 39926?

We will first find the prime factorization of 39906 and 39926. After we will calculate the factors of 39906 and 39926 and find the biggest common factor number .

Step-1: Prime Factorization of 39906

Prime factors of 39906 are 2, 3, 739. Prime factorization of 39906 in exponential form is:

39906 = 2¹ × 3³ × 739¹

Step-2: Prime Factorization of 39926

Prime factors of 39926 are 2, 19963. Prime factorization of 39926 in exponential form is:

39926 = 2¹ × 19963¹

Step-3: Factors of 39906

List of positive integer factors of 39906 that divides 39906 without a remainder.

1, 2, 3, 6, 9, 18, 27, 54, 739, 1478, 2217, 4434, 6651, 13302, 19953

Step-4: Factors of 39926

List of positive integer factors of 39926 that divides 39906 without a remainder.

1, 2, 19963

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 39906 and 39926. The biggest common factor number is the GCF number.
So the greatest common factor 39906 and 39926 is 2.

Also check out the Least Common Multiple of 39906 and 39926