What is the Greatest Common Factor of 12780 and 12793?

Greatest common factor (GCF) of 12780 and 12793 is 1.

GCF(12780,12793) = 1

We will now calculate the prime factors of 12780 and 12793, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 12780 and 12793.

How to find the GCF of 12780 and 12793?

We will first find the prime factorization of 12780 and 12793. After we will calculate the factors of 12780 and 12793 and find the biggest common factor number .

Step-1: Prime Factorization of 12780

Prime factors of 12780 are 2, 3, 5, 71. Prime factorization of 12780 in exponential form is:

12780 = 2² × 3² × 5¹ × 71¹

Step-2: Prime Factorization of 12793

Prime factors of 12793 are 11, 1163. Prime factorization of 12793 in exponential form is:

12793 = 11¹ × 1163¹

Step-3: Factors of 12780

List of positive integer factors of 12780 that divides 12780 without a remainder.

1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390

Step-4: Factors of 12793

List of positive integer factors of 12793 that divides 12780 without a remainder.

1, 11, 1163

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 12780 and 12793. The biggest common factor number is the GCF number.
So the greatest common factor 12780 and 12793 is 1.

Also check out the Least Common Multiple of 12780 and 12793