What is the Greatest Common Factor of 12287 and 12307?

Greatest common factor (GCF) of 12287 and 12307 is 1.

GCF(12287,12307) = 1

We will now calculate the prime factors of 12287 and 12307, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 12287 and 12307.

How to find the GCF of 12287 and 12307?

We will first find the prime factorization of 12287 and 12307. After we will calculate the factors of 12287 and 12307 and find the biggest common factor number .

Step-1: Prime Factorization of 12287

Prime factors of 12287 are 11, 1117. Prime factorization of 12287 in exponential form is:

12287 = 11¹ × 1117¹

Step-2: Prime Factorization of 12307

Prime factors of 12307 are 31, 397. Prime factorization of 12307 in exponential form is:

12307 = 31¹ × 397¹

Step-3: Factors of 12287

List of positive integer factors of 12287 that divides 12287 without a remainder.

1, 11, 1117

Step-4: Factors of 12307

List of positive integer factors of 12307 that divides 12287 without a remainder.

1, 31, 397

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 12287 and 12307. The biggest common factor number is the GCF number.
So the greatest common factor 12287 and 12307 is 1.

Also check out the Least Common Multiple of 12287 and 12307