What is the Greatest Common Factor of 66105 and 66109?

Greatest common factor (GCF) of 66105 and 66109 is 1.

GCF(66105,66109) = 1

We will now calculate the prime factors of 66105 and 66109, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 66105 and 66109.

How to find the GCF of 66105 and 66109?

We will first find the prime factorization of 66105 and 66109. After we will calculate the factors of 66105 and 66109 and find the biggest common factor number .

Step-1: Prime Factorization of 66105

Prime factors of 66105 are 3, 5, 13, 113. Prime factorization of 66105 in exponential form is:

66105 = 3² × 5¹ × 13¹ × 113¹

Step-2: Prime Factorization of 66109

Prime factors of 66109 are 66109. Prime factorization of 66109 in exponential form is:

66109 = 66109¹

Step-3: Factors of 66105

List of positive integer factors of 66105 that divides 66105 without a remainder.

1, 3, 5, 9, 13, 15, 39, 45, 65, 113, 117, 195, 339, 565, 585, 1017, 1469, 1695, 4407, 5085, 7345, 13221, 22035

Step-4: Factors of 66109

List of positive integer factors of 66109 that divides 66105 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 66105 and 66109. The biggest common factor number is the GCF number.
So the greatest common factor 66105 and 66109 is 1.

Also check out the Least Common Multiple of 66105 and 66109