What is the Greatest Common Factor of 86646 and 86655?

Greatest common factor (GCF) of 86646 and 86655 is 3.

GCF(86646,86655) = 3

We will now calculate the prime factors of 86646 and 86655, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 86646 and 86655.

How to find the GCF of 86646 and 86655?

We will first find the prime factorization of 86646 and 86655. After we will calculate the factors of 86646 and 86655 and find the biggest common factor number .

Step-1: Prime Factorization of 86646

Prime factors of 86646 are 2, 3, 7, 2063. Prime factorization of 86646 in exponential form is:

86646 = 2¹ × 3¹ × 7¹ × 2063¹

Step-2: Prime Factorization of 86655

Prime factors of 86655 are 3, 5, 53, 109. Prime factorization of 86655 in exponential form is:

86655 = 3¹ × 5¹ × 53¹ × 109¹

Step-3: Factors of 86646

List of positive integer factors of 86646 that divides 86646 without a remainder.

1, 2, 3, 6, 7, 14, 21, 42, 2063, 4126, 6189, 12378, 14441, 28882, 43323

Step-4: Factors of 86655

List of positive integer factors of 86655 that divides 86646 without a remainder.

1, 3, 5, 15, 53, 109, 159, 265, 327, 545, 795, 1635, 5777, 17331, 28885

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 86646 and 86655. The biggest common factor number is the GCF number.
So the greatest common factor 86646 and 86655 is 3.

Also check out the Least Common Multiple of 86646 and 86655