What is the Greatest Common Factor of 66664 and 66684?

Greatest common factor (GCF) of 66664 and 66684 is 4.

GCF(66664,66684) = 4

We will now calculate the prime factors of 66664 and 66684, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 66664 and 66684.

How to find the GCF of 66664 and 66684?

We will first find the prime factorization of 66664 and 66684. After we will calculate the factors of 66664 and 66684 and find the biggest common factor number .

Step-1: Prime Factorization of 66664

Prime factors of 66664 are 2, 13, 641. Prime factorization of 66664 in exponential form is:

66664 = 2³ × 13¹ × 641¹

Step-2: Prime Factorization of 66684

Prime factors of 66684 are 2, 3, 5557. Prime factorization of 66684 in exponential form is:

66684 = 2² × 3¹ × 5557¹

Step-3: Factors of 66664

List of positive integer factors of 66664 that divides 66664 without a remainder.

1, 2, 4, 8, 13, 26, 52, 104, 641, 1282, 2564, 5128, 8333, 16666, 33332

Step-4: Factors of 66684

List of positive integer factors of 66684 that divides 66664 without a remainder.

1, 2, 3, 4, 6, 12, 5557, 11114, 16671, 22228, 33342

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 66664 and 66684. The biggest common factor number is the GCF number.
So the greatest common factor 66664 and 66684 is 4.

Also check out the Least Common Multiple of 66664 and 66684