What is the Greatest Common Factor of 42046 and 42066?

Greatest common factor (GCF) of 42046 and 42066 is 2.

GCF(42046,42066) = 2

We will now calculate the prime factors of 42046 and 42066, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 42046 and 42066.

How to find the GCF of 42046 and 42066?

We will first find the prime factorization of 42046 and 42066. After we will calculate the factors of 42046 and 42066 and find the biggest common factor number .

Step-1: Prime Factorization of 42046

Prime factors of 42046 are 2, 21023. Prime factorization of 42046 in exponential form is:

42046 = 2¹ × 21023¹

Step-2: Prime Factorization of 42066

Prime factors of 42066 are 2, 3, 19, 41. Prime factorization of 42066 in exponential form is:

42066 = 2¹ × 3³ × 19¹ × 41¹

Step-3: Factors of 42046

List of positive integer factors of 42046 that divides 42046 without a remainder.

1, 2, 21023

Step-4: Factors of 42066

List of positive integer factors of 42066 that divides 42046 without a remainder.

1, 2, 3, 6, 9, 18, 19, 27, 38, 41, 54, 57, 82, 114, 123, 171, 246, 342, 369, 513, 738, 779, 1026, 1107, 1558, 2214, 2337, 4674, 7011, 14022, 21033

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 42046 and 42066. The biggest common factor number is the GCF number.
So the greatest common factor 42046 and 42066 is 2.

Also check out the Least Common Multiple of 42046 and 42066