What is the Greatest Common Factor of 42230 and 42242?

Greatest common factor (GCF) of 42230 and 42242 is 2.

GCF(42230,42242) = 2

We will now calculate the prime factors of 42230 and 42242, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 42230 and 42242.

How to find the GCF of 42230 and 42242?

We will first find the prime factorization of 42230 and 42242. After we will calculate the factors of 42230 and 42242 and find the biggest common factor number .

Step-1: Prime Factorization of 42230

Prime factors of 42230 are 2, 5, 41, 103. Prime factorization of 42230 in exponential form is:

42230 = 2¹ × 5¹ × 41¹ × 103¹

Step-2: Prime Factorization of 42242

Prime factors of 42242 are 2, 21121. Prime factorization of 42242 in exponential form is:

42242 = 2¹ × 21121¹

Step-3: Factors of 42230

List of positive integer factors of 42230 that divides 42230 without a remainder.

1, 2, 5, 10, 41, 82, 103, 205, 206, 410, 515, 1030, 4223, 8446, 21115

Step-4: Factors of 42242

List of positive integer factors of 42242 that divides 42230 without a remainder.

1, 2, 21121

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 42230 and 42242. The biggest common factor number is the GCF number.
So the greatest common factor 42230 and 42242 is 2.

Also check out the Least Common Multiple of 42230 and 42242