GCF and LCM Calculator Logo

What is the Greatest Common Factor of 25703 and 25721?

Greatest common factor (GCF) of 25703 and 25721 is 1.

GCF(25703,25721) = 1

We will now calculate the prime factors of 25703 and 25721, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 25703 and 25721.

GCF Calculator and
and

How to find the GCF of 25703 and 25721?

We will first find the prime factorization of 25703 and 25721. After we will calculate the factors of 25703 and 25721 and find the biggest common factor number .

Step-1: Prime Factorization of 25703

Prime factors of 25703 are 25703. Prime factorization of 25703 in exponential form is:

25703 = 257031

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 25703

List of positive integer factors of 25703 that divides 25703 without a remainder.

1

Step-4: Factors of 25721

List of positive integer factors of 25721 that divides 25703 without a remainder.

1, 17, 89, 289, 1513

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 25703 and 25721. The biggest common factor number is the GCF number.
So the greatest common factor 25703 and 25721 is 1.

Also check out the Least Common Multiple of 25703 and 25721