What is the Greatest Common Factor of 66606 and 66615?

Greatest common factor (GCF) of 66606 and 66615 is 3.

GCF(66606,66615) = 3

We will now calculate the prime factors of 66606 and 66615, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 66606 and 66615.

How to find the GCF of 66606 and 66615?

We will first find the prime factorization of 66606 and 66615. After we will calculate the factors of 66606 and 66615 and find the biggest common factor number .

Step-1: Prime Factorization of 66606

Prime factors of 66606 are 2, 3, 17, 653. Prime factorization of 66606 in exponential form is:

66606 = 2¹ × 3¹ × 17¹ × 653¹

Step-2: Prime Factorization of 66615

Prime factors of 66615 are 3, 5, 4441. Prime factorization of 66615 in exponential form is:

66615 = 3¹ × 5¹ × 4441¹

Step-3: Factors of 66606

List of positive integer factors of 66606 that divides 66606 without a remainder.

1, 2, 3, 6, 17, 34, 51, 102, 653, 1306, 1959, 3918, 11101, 22202, 33303

Step-4: Factors of 66615

List of positive integer factors of 66615 that divides 66606 without a remainder.

1, 3, 5, 15, 4441, 13323, 22205

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 66606 and 66615. The biggest common factor number is the GCF number.
So the greatest common factor 66606 and 66615 is 3.

Also check out the Least Common Multiple of 66606 and 66615