What is the Greatest Common Factor of 25742 and 25746?

Greatest common factor (GCF) of 25742 and 25746 is 2.

GCF(25742,25746) = 2

We will now calculate the prime factors of 25742 and 25746, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 25742 and 25746.

How to find the GCF of 25742 and 25746?

We will first find the prime factorization of 25742 and 25746. After we will calculate the factors of 25742 and 25746 and find the biggest common factor number .

Step-1: Prime Factorization of 25742

Prime factors of 25742 are 2, 61, 211. Prime factorization of 25742 in exponential form is:

25742 = 2¹ × 61¹ × 211¹

Step-2: Prime Factorization of 25746

Prime factors of 25746 are 2, 3, 7, 613. Prime factorization of 25746 in exponential form is:

25746 = 2¹ × 3¹ × 7¹ × 613¹

Step-3: Factors of 25742

List of positive integer factors of 25742 that divides 25742 without a remainder.

1, 2, 61, 122, 211, 422, 12871

Step-4: Factors of 25746

List of positive integer factors of 25746 that divides 25742 without a remainder.

1, 2, 3, 6, 7, 14, 21, 42, 613, 1226, 1839, 3678, 4291, 8582, 12873

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 25742 and 25746. The biggest common factor number is the GCF number.
So the greatest common factor 25742 and 25746 is 2.

Also check out the Least Common Multiple of 25742 and 25746