What is the Greatest Common Factor of 40659 and 40668?

Greatest common factor (GCF) of 40659 and 40668 is 3.

GCF(40659,40668) = 3

We will now calculate the prime factors of 40659 and 40668, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 40659 and 40668.

How to find the GCF of 40659 and 40668?

We will first find the prime factorization of 40659 and 40668. After we will calculate the factors of 40659 and 40668 and find the biggest common factor number .

Step-1: Prime Factorization of 40659

Prime factors of 40659 are 3, 13553. Prime factorization of 40659 in exponential form is:

40659 = 3¹ × 13553¹

Step-2: Prime Factorization of 40668

Prime factors of 40668 are 2, 3, 3389. Prime factorization of 40668 in exponential form is:

40668 = 2² × 3¹ × 3389¹

Step-3: Factors of 40659

List of positive integer factors of 40659 that divides 40659 without a remainder.

1, 3, 13553

Step-4: Factors of 40668

List of positive integer factors of 40668 that divides 40659 without a remainder.

1, 2, 3, 4, 6, 12, 3389, 6778, 10167, 13556, 20334

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 40659 and 40668. The biggest common factor number is the GCF number.
So the greatest common factor 40659 and 40668 is 3.

Also check out the Least Common Multiple of 40659 and 40668