What is the Greatest Common Factor of 42118 and 42136?

Greatest common factor (GCF) of 42118 and 42136 is 2.

GCF(42118,42136) = 2

We will now calculate the prime factors of 42118 and 42136, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 42118 and 42136.

How to find the GCF of 42118 and 42136?

We will first find the prime factorization of 42118 and 42136. After we will calculate the factors of 42118 and 42136 and find the biggest common factor number .

Step-1: Prime Factorization of 42118

Prime factors of 42118 are 2, 21059. Prime factorization of 42118 in exponential form is:

42118 = 2¹ × 21059¹

Step-2: Prime Factorization of 42136

Prime factors of 42136 are 2, 23, 229. Prime factorization of 42136 in exponential form is:

42136 = 2³ × 23¹ × 229¹

Step-3: Factors of 42118

List of positive integer factors of 42118 that divides 42118 without a remainder.

1, 2, 21059

Step-4: Factors of 42136

List of positive integer factors of 42136 that divides 42118 without a remainder.

1, 2, 4, 8, 23, 46, 92, 184, 229, 458, 916, 1832, 5267, 10534, 21068

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 42118 and 42136. The biggest common factor number is the GCF number.
So the greatest common factor 42118 and 42136 is 2.

Also check out the Least Common Multiple of 42118 and 42136