What is the Greatest Common Factor of 66330 and 66345?

Greatest common factor (GCF) of 66330 and 66345 is 15.

GCF(66330,66345) = 15

We will now calculate the prime factors of 66330 and 66345, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 66330 and 66345.

How to find the GCF of 66330 and 66345?

We will first find the prime factorization of 66330 and 66345. After we will calculate the factors of 66330 and 66345 and find the biggest common factor number .

Step-1: Prime Factorization of 66330

Prime factors of 66330 are 2, 3, 5, 11, 67. Prime factorization of 66330 in exponential form is:

66330 = 2¹ × 3² × 5¹ × 11¹ × 67¹

Step-2: Prime Factorization of 66345

Prime factors of 66345 are 3, 5, 4423. Prime factorization of 66345 in exponential form is:

66345 = 3¹ × 5¹ × 4423¹

Step-3: Factors of 66330

List of positive integer factors of 66330 that divides 66330 without a remainder.

1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 67, 90, 99, 110, 134, 165, 198, 201, 330, 335, 402, 495, 603, 670, 737, 990, 1005, 1206, 1474, 2010, 2211, 3015, 3685, 4422, 6030, 6633, 7370, 11055, 13266, 22110, 33165

Step-4: Factors of 66345

List of positive integer factors of 66345 that divides 66330 without a remainder.

1, 3, 5, 15, 4423, 13269, 22115

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 66330 and 66345. The biggest common factor number is the GCF number.
So the greatest common factor 66330 and 66345 is 15.

Also check out the Least Common Multiple of 66330 and 66345