What is the Greatest Common Factor of 67790 and 67798?

Greatest common factor (GCF) of 67790 and 67798 is 2.

GCF(67790,67798) = 2

We will now calculate the prime factors of 67790 and 67798, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 67790 and 67798.

How to find the GCF of 67790 and 67798?

We will first find the prime factorization of 67790 and 67798. After we will calculate the factors of 67790 and 67798 and find the biggest common factor number .

Step-1: Prime Factorization of 67790

Prime factors of 67790 are 2, 5, 6779. Prime factorization of 67790 in exponential form is:

67790 = 2¹ × 5¹ × 6779¹

Step-2: Prime Factorization of 67798

Prime factors of 67798 are 2, 109, 311. Prime factorization of 67798 in exponential form is:

67798 = 2¹ × 109¹ × 311¹

Step-3: Factors of 67790

List of positive integer factors of 67790 that divides 67790 without a remainder.

1, 2, 5, 10, 6779, 13558, 33895

Step-4: Factors of 67798

List of positive integer factors of 67798 that divides 67790 without a remainder.

1, 2, 109, 218, 311, 622, 33899

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 67790 and 67798. The biggest common factor number is the GCF number.
So the greatest common factor 67790 and 67798 is 2.

Also check out the Least Common Multiple of 67790 and 67798