What is the Greatest Common Factor of 25986 and 25994?

Greatest common factor (GCF) of 25986 and 25994 is 2.

GCF(25986,25994) = 2

We will now calculate the prime factors of 25986 and 25994, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 25986 and 25994.

How to find the GCF of 25986 and 25994?

We will first find the prime factorization of 25986 and 25994. After we will calculate the factors of 25986 and 25994 and find the biggest common factor number .

Step-1: Prime Factorization of 25986

Prime factors of 25986 are 2, 3, 61, 71. Prime factorization of 25986 in exponential form is:

25986 = 2¹ × 3¹ × 61¹ × 71¹

Step-2: Prime Factorization of 25994

Prime factors of 25994 are 2, 41, 317. Prime factorization of 25994 in exponential form is:

25994 = 2¹ × 41¹ × 317¹

Step-3: Factors of 25986

List of positive integer factors of 25986 that divides 25986 without a remainder.

1, 2, 3, 6, 61, 71, 122, 142, 183, 213, 366, 426, 4331, 8662, 12993

Step-4: Factors of 25994

List of positive integer factors of 25994 that divides 25986 without a remainder.

1, 2, 41, 82, 317, 634, 12997

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 25986 and 25994. The biggest common factor number is the GCF number.
So the greatest common factor 25986 and 25994 is 2.

Also check out the Least Common Multiple of 25986 and 25994