What is the Greatest Common Factor of 42356 and 42368?

Greatest common factor (GCF) of 42356 and 42368 is 4.

GCF(42356,42368) = 4

We will now calculate the prime factors of 42356 and 42368, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 42356 and 42368.

How to find the GCF of 42356 and 42368?

We will first find the prime factorization of 42356 and 42368. After we will calculate the factors of 42356 and 42368 and find the biggest common factor number .

Step-1: Prime Factorization of 42356

Prime factors of 42356 are 2, 10589. Prime factorization of 42356 in exponential form is:

42356 = 2² × 10589¹

Step-2: Prime Factorization of 42368

Prime factors of 42368 are 2, 331. Prime factorization of 42368 in exponential form is:

42368 = 2⁷ × 331¹

Step-3: Factors of 42356

List of positive integer factors of 42356 that divides 42356 without a remainder.

1, 2, 4, 10589, 21178

Step-4: Factors of 42368

List of positive integer factors of 42368 that divides 42356 without a remainder.

1, 2, 4, 8, 16, 32, 64, 128, 331, 662, 1324, 2648, 5296, 10592, 21184

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 42356 and 42368. The biggest common factor number is the GCF number.
So the greatest common factor 42356 and 42368 is 4.

Also check out the Least Common Multiple of 42356 and 42368