What is the Greatest Common Factor of 28686 and 28702?

Greatest common factor (GCF) of 28686 and 28702 is 2.

GCF(28686,28702) = 2

We will now calculate the prime factors of 28686 and 28702, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 28686 and 28702.

How to find the GCF of 28686 and 28702?

We will first find the prime factorization of 28686 and 28702. After we will calculate the factors of 28686 and 28702 and find the biggest common factor number .

Step-1: Prime Factorization of 28686

Prime factors of 28686 are 2, 3, 7, 683. Prime factorization of 28686 in exponential form is:

28686 = 2¹ × 3¹ × 7¹ × 683¹

Step-2: Prime Factorization of 28702

Prime factors of 28702 are 2, 113, 127. Prime factorization of 28702 in exponential form is:

28702 = 2¹ × 113¹ × 127¹

Step-3: Factors of 28686

List of positive integer factors of 28686 that divides 28686 without a remainder.

1, 2, 3, 6, 7, 14, 21, 42, 683, 1366, 2049, 4098, 4781, 9562, 14343

Step-4: Factors of 28702

List of positive integer factors of 28702 that divides 28686 without a remainder.

1, 2, 113, 127, 226, 254, 14351

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 28686 and 28702. The biggest common factor number is the GCF number.
So the greatest common factor 28686 and 28702 is 2.

Also check out the Least Common Multiple of 28686 and 28702