What is the Greatest Common Factor of 39388 and 39400?

Greatest common factor (GCF) of 39388 and 39400 is 4.

GCF(39388,39400) = 4

We will now calculate the prime factors of 39388 and 39400, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 39388 and 39400.

How to find the GCF of 39388 and 39400?

We will first find the prime factorization of 39388 and 39400. After we will calculate the factors of 39388 and 39400 and find the biggest common factor number .

Step-1: Prime Factorization of 39388

Prime factors of 39388 are 2, 43, 229. Prime factorization of 39388 in exponential form is:

39388 = 2² × 43¹ × 229¹

Step-2: Prime Factorization of 39400

Prime factors of 39400 are 2, 5, 197. Prime factorization of 39400 in exponential form is:

39400 = 2³ × 5² × 197¹

Step-3: Factors of 39388

List of positive integer factors of 39388 that divides 39388 without a remainder.

1, 2, 4, 43, 86, 172, 229, 458, 916, 9847, 19694

Step-4: Factors of 39400

List of positive integer factors of 39400 that divides 39388 without a remainder.

1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 197, 200, 394, 788, 985, 1576, 1970, 3940, 4925, 7880, 9850, 19700

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 39388 and 39400. The biggest common factor number is the GCF number.
So the greatest common factor 39388 and 39400 is 4.

Also check out the Least Common Multiple of 39388 and 39400