What is the Greatest Common Factor of 25708 and 25721?

Greatest common factor (GCF) of 25708 and 25721 is 1.

GCF(25708,25721) = 1

We will now calculate the prime factors of 25708 and 25721, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 25708 and 25721.

How to find the GCF of 25708 and 25721?

We will first find the prime factorization of 25708 and 25721. After we will calculate the factors of 25708 and 25721 and find the biggest common factor number .

Step-1: Prime Factorization of 25708

Prime factors of 25708 are 2, 6427. Prime factorization of 25708 in exponential form is:

25708 = 2² × 6427¹

Step-2: Prime Factorization of 25721

Prime factors of 25721 are 17, 89. Prime factorization of 25721 in exponential form is:

25721 = 17² × 89¹

Step-3: Factors of 25708

List of positive integer factors of 25708 that divides 25708 without a remainder.

1, 2, 4, 6427, 12854

Step-4: Factors of 25721

List of positive integer factors of 25721 that divides 25708 without a remainder.

1, 17, 89, 289, 1513

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 25708 and 25721. The biggest common factor number is the GCF number.
So the greatest common factor 25708 and 25721 is 1.

Also check out the Least Common Multiple of 25708 and 25721