What is the Greatest Common Factor of 68679 and 68685?

Greatest common factor (GCF) of 68679 and 68685 is 3.

GCF(68679,68685) = 3

We will now calculate the prime factors of 68679 and 68685, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 68679 and 68685.

How to find the GCF of 68679 and 68685?

We will first find the prime factorization of 68679 and 68685. After we will calculate the factors of 68679 and 68685 and find the biggest common factor number .

Step-1: Prime Factorization of 68679

Prime factors of 68679 are 3, 13, 587. Prime factorization of 68679 in exponential form is:

68679 = 3² × 13¹ × 587¹

Step-2: Prime Factorization of 68685

Prime factors of 68685 are 3, 5, 19, 241. Prime factorization of 68685 in exponential form is:

68685 = 3¹ × 5¹ × 19¹ × 241¹

Step-3: Factors of 68679

List of positive integer factors of 68679 that divides 68679 without a remainder.

1, 3, 9, 13, 39, 117, 587, 1761, 5283, 7631, 22893

Step-4: Factors of 68685

List of positive integer factors of 68685 that divides 68679 without a remainder.

1, 3, 5, 15, 19, 57, 95, 241, 285, 723, 1205, 3615, 4579, 13737, 22895

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 68679 and 68685. The biggest common factor number is the GCF number.
So the greatest common factor 68679 and 68685 is 3.

Also check out the Least Common Multiple of 68679 and 68685