What is the Greatest Common Factor of 12717 and 12730?

Greatest common factor (GCF) of 12717 and 12730 is 1.

GCF(12717,12730) = 1

We will now calculate the prime factors of 12717 and 12730, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 12717 and 12730.

How to find the GCF of 12717 and 12730?

We will first find the prime factorization of 12717 and 12730. After we will calculate the factors of 12717 and 12730 and find the biggest common factor number .

Step-1: Prime Factorization of 12717

Prime factors of 12717 are 3, 157. Prime factorization of 12717 in exponential form is:

12717 = 3⁴ × 157¹

Step-2: Prime Factorization of 12730

Prime factors of 12730 are 2, 5, 19, 67. Prime factorization of 12730 in exponential form is:

12730 = 2¹ × 5¹ × 19¹ × 67¹

Step-3: Factors of 12717

List of positive integer factors of 12717 that divides 12717 without a remainder.

1, 3, 9, 27, 81, 157, 471, 1413, 4239

Step-4: Factors of 12730

List of positive integer factors of 12730 that divides 12717 without a remainder.

1, 2, 5, 10, 19, 38, 67, 95, 134, 190, 335, 670, 1273, 2546, 6365

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 12717 and 12730. The biggest common factor number is the GCF number.
So the greatest common factor 12717 and 12730 is 1.

Also check out the Least Common Multiple of 12717 and 12730