What is the Greatest Common Factor of 19238 and 19242?

Greatest common factor (GCF) of 19238 and 19242 is 2.

GCF(19238,19242) = 2

We will now calculate the prime factors of 19238 and 19242, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 19238 and 19242.

How to find the GCF of 19238 and 19242?

We will first find the prime factorization of 19238 and 19242. After we will calculate the factors of 19238 and 19242 and find the biggest common factor number .

Step-1: Prime Factorization of 19238

Prime factors of 19238 are 2, 9619. Prime factorization of 19238 in exponential form is:

19238 = 2¹ × 9619¹

Step-2: Prime Factorization of 19242

Prime factors of 19242 are 2, 3, 1069. Prime factorization of 19242 in exponential form is:

19242 = 2¹ × 3² × 1069¹

Step-3: Factors of 19238

List of positive integer factors of 19238 that divides 19238 without a remainder.

1, 2, 9619

Step-4: Factors of 19242

List of positive integer factors of 19242 that divides 19238 without a remainder.

1, 2, 3, 6, 9, 18, 1069, 2138, 3207, 6414, 9621

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 19238 and 19242. The biggest common factor number is the GCF number.
So the greatest common factor 19238 and 19242 is 2.

Also check out the Least Common Multiple of 19238 and 19242