What is the Greatest Common Factor of 42078 and 42089?

Greatest common factor (GCF) of 42078 and 42089 is 1.

GCF(42078,42089) = 1

We will now calculate the prime factors of 42078 and 42089, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 42078 and 42089.

How to find the GCF of 42078 and 42089?

We will first find the prime factorization of 42078 and 42089. After we will calculate the factors of 42078 and 42089 and find the biggest common factor number .

Step-1: Prime Factorization of 42078

Prime factors of 42078 are 2, 3, 7013. Prime factorization of 42078 in exponential form is:

42078 = 2¹ × 3¹ × 7013¹

Step-2: Prime Factorization of 42089

Prime factors of 42089 are 42089. Prime factorization of 42089 in exponential form is:

42089 = 42089¹

Step-3: Factors of 42078

List of positive integer factors of 42078 that divides 42078 without a remainder.

1, 2, 3, 6, 7013, 14026, 21039

Step-4: Factors of 42089

List of positive integer factors of 42089 that divides 42078 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 42078 and 42089. The biggest common factor number is the GCF number.
So the greatest common factor 42078 and 42089 is 1.

Also check out the Least Common Multiple of 42078 and 42089