What is the Greatest Common Factor of 25818 and 25838?

Greatest common factor (GCF) of 25818 and 25838 is 2.

GCF(25818,25838) = 2

We will now calculate the prime factors of 25818 and 25838, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 25818 and 25838.

How to find the GCF of 25818 and 25838?

We will first find the prime factorization of 25818 and 25838. After we will calculate the factors of 25818 and 25838 and find the biggest common factor number .

Step-1: Prime Factorization of 25818

Prime factors of 25818 are 2, 3, 13, 331. Prime factorization of 25818 in exponential form is:

25818 = 2¹ × 3¹ × 13¹ × 331¹

Step-2: Prime Factorization of 25838

Prime factors of 25838 are 2, 12919. Prime factorization of 25838 in exponential form is:

25838 = 2¹ × 12919¹

Step-3: Factors of 25818

List of positive integer factors of 25818 that divides 25818 without a remainder.

1, 2, 3, 6, 13, 26, 39, 78, 331, 662, 993, 1986, 4303, 8606, 12909

Step-4: Factors of 25838

List of positive integer factors of 25838 that divides 25818 without a remainder.

1, 2, 12919

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 25818 and 25838. The biggest common factor number is the GCF number.
So the greatest common factor 25818 and 25838 is 2.

Also check out the Least Common Multiple of 25818 and 25838