What is the Greatest Common Factor of 76686 and 76690?

Greatest common factor (GCF) of 76686 and 76690 is 2.

GCF(76686,76690) = 2

We will now calculate the prime factors of 76686 and 76690, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 76686 and 76690.

How to find the GCF of 76686 and 76690?

We will first find the prime factorization of 76686 and 76690. After we will calculate the factors of 76686 and 76690 and find the biggest common factor number .

Step-1: Prime Factorization of 76686

Prime factors of 76686 are 2, 3, 12781. Prime factorization of 76686 in exponential form is:

76686 = 2¹ × 3¹ × 12781¹

Step-2: Prime Factorization of 76690

Prime factors of 76690 are 2, 5, 7669. Prime factorization of 76690 in exponential form is:

76690 = 2¹ × 5¹ × 7669¹

Step-3: Factors of 76686

List of positive integer factors of 76686 that divides 76686 without a remainder.

1, 2, 3, 6, 12781, 25562, 38343

Step-4: Factors of 76690

List of positive integer factors of 76690 that divides 76686 without a remainder.

1, 2, 5, 10, 7669, 15338, 38345

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 76686 and 76690. The biggest common factor number is the GCF number.
So the greatest common factor 76686 and 76690 is 2.

Also check out the Least Common Multiple of 76686 and 76690