What is the Greatest Common Factor of 12478 and 12487?

Greatest common factor (GCF) of 12478 and 12487 is 1.

GCF(12478,12487) = 1

We will now calculate the prime factors of 12478 and 12487, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 12478 and 12487.

How to find the GCF of 12478 and 12487?

We will first find the prime factorization of 12478 and 12487. After we will calculate the factors of 12478 and 12487 and find the biggest common factor number .

Step-1: Prime Factorization of 12478

Prime factors of 12478 are 2, 17, 367. Prime factorization of 12478 in exponential form is:

12478 = 2¹ × 17¹ × 367¹

Step-2: Prime Factorization of 12487

Prime factors of 12487 are 12487. Prime factorization of 12487 in exponential form is:

12487 = 12487¹

Step-3: Factors of 12478

List of positive integer factors of 12478 that divides 12478 without a remainder.

1, 2, 17, 34, 367, 734, 6239

Step-4: Factors of 12487

List of positive integer factors of 12487 that divides 12478 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 12478 and 12487. The biggest common factor number is the GCF number.
So the greatest common factor 12478 and 12487 is 1.

Also check out the Least Common Multiple of 12478 and 12487