What is the Greatest Common Factor of 25580 and 25586?

Greatest common factor (GCF) of 25580 and 25586 is 2.

GCF(25580,25586) = 2

We will now calculate the prime factors of 25580 and 25586, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 25580 and 25586.

How to find the GCF of 25580 and 25586?

We will first find the prime factorization of 25580 and 25586. After we will calculate the factors of 25580 and 25586 and find the biggest common factor number .

Step-1: Prime Factorization of 25580

Prime factors of 25580 are 2, 5, 1279. Prime factorization of 25580 in exponential form is:

25580 = 2² × 5¹ × 1279¹

Step-2: Prime Factorization of 25586

Prime factors of 25586 are 2, 11, 1163. Prime factorization of 25586 in exponential form is:

25586 = 2¹ × 11¹ × 1163¹

Step-3: Factors of 25580

List of positive integer factors of 25580 that divides 25580 without a remainder.

1, 2, 4, 5, 10, 20, 1279, 2558, 5116, 6395, 12790

Step-4: Factors of 25586

List of positive integer factors of 25586 that divides 25580 without a remainder.

1, 2, 11, 22, 1163, 2326, 12793

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 25580 and 25586. The biggest common factor number is the GCF number.
So the greatest common factor 25580 and 25586 is 2.

Also check out the Least Common Multiple of 25580 and 25586