What is the Greatest Common Factor of 65121 and 65130?

Greatest common factor (GCF) of 65121 and 65130 is 3.

GCF(65121,65130) = 3

We will now calculate the prime factors of 65121 and 65130, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 65121 and 65130.

How to find the GCF of 65121 and 65130?

We will first find the prime factorization of 65121 and 65130. After we will calculate the factors of 65121 and 65130 and find the biggest common factor number .

Step-1: Prime Factorization of 65121

Prime factors of 65121 are 3, 7, 443. Prime factorization of 65121 in exponential form is:

65121 = 3¹ × 7² × 443¹

Step-2: Prime Factorization of 65130

Prime factors of 65130 are 2, 3, 5, 13, 167. Prime factorization of 65130 in exponential form is:

65130 = 2¹ × 3¹ × 5¹ × 13¹ × 167¹

Step-3: Factors of 65121

List of positive integer factors of 65121 that divides 65121 without a remainder.

1, 3, 7, 21, 49, 147, 443, 1329, 3101, 9303, 21707

Step-4: Factors of 65130

List of positive integer factors of 65130 that divides 65121 without a remainder.

1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 167, 195, 334, 390, 501, 835, 1002, 1670, 2171, 2505, 4342, 5010, 6513, 10855, 13026, 21710, 32565

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 65121 and 65130. The biggest common factor number is the GCF number.
So the greatest common factor 65121 and 65130 is 3.

Also check out the Least Common Multiple of 65121 and 65130