What is the Greatest Common Factor of 42218 and 42231?

Greatest common factor (GCF) of 42218 and 42231 is 1.

GCF(42218,42231) = 1

We will now calculate the prime factors of 42218 and 42231, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 42218 and 42231.

How to find the GCF of 42218 and 42231?

We will first find the prime factorization of 42218 and 42231. After we will calculate the factors of 42218 and 42231 and find the biggest common factor number .

Step-1: Prime Factorization of 42218

Prime factors of 42218 are 2, 11, 19, 101. Prime factorization of 42218 in exponential form is:

42218 = 2¹ × 11¹ × 19¹ × 101¹

Step-2: Prime Factorization of 42231

Prime factors of 42231 are 3, 7, 2011. Prime factorization of 42231 in exponential form is:

42231 = 3¹ × 7¹ × 2011¹

Step-3: Factors of 42218

List of positive integer factors of 42218 that divides 42218 without a remainder.

1, 2, 11, 19, 22, 38, 101, 202, 209, 418, 1111, 1919, 2222, 3838, 21109

Step-4: Factors of 42231

List of positive integer factors of 42231 that divides 42218 without a remainder.

1, 3, 7, 21, 2011, 6033, 14077

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 42218 and 42231. The biggest common factor number is the GCF number.
So the greatest common factor 42218 and 42231 is 1.

Also check out the Least Common Multiple of 42218 and 42231