What is the Greatest Common Factor of 12585 and 12590?

Greatest common factor (GCF) of 12585 and 12590 is 5.

GCF(12585,12590) = 5

We will now calculate the prime factors of 12585 and 12590, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 12585 and 12590.

How to find the GCF of 12585 and 12590?

We will first find the prime factorization of 12585 and 12590. After we will calculate the factors of 12585 and 12590 and find the biggest common factor number .

Step-1: Prime Factorization of 12585

Prime factors of 12585 are 3, 5, 839. Prime factorization of 12585 in exponential form is:

12585 = 3¹ × 5¹ × 839¹

Step-2: Prime Factorization of 12590

Prime factors of 12590 are 2, 5, 1259. Prime factorization of 12590 in exponential form is:

12590 = 2¹ × 5¹ × 1259¹

Step-3: Factors of 12585

List of positive integer factors of 12585 that divides 12585 without a remainder.

1, 3, 5, 15, 839, 2517, 4195

Step-4: Factors of 12590

List of positive integer factors of 12590 that divides 12585 without a remainder.

1, 2, 5, 10, 1259, 2518, 6295

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 12585 and 12590. The biggest common factor number is the GCF number.
So the greatest common factor 12585 and 12590 is 5.

Also check out the Least Common Multiple of 12585 and 12590