What is the Greatest Common Factor of 25847 and 25857?

Greatest common factor (GCF) of 25847 and 25857 is 1.

GCF(25847,25857) = 1

We will now calculate the prime factors of 25847 and 25857, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 25847 and 25857.

How to find the GCF of 25847 and 25857?

We will first find the prime factorization of 25847 and 25857. After we will calculate the factors of 25847 and 25857 and find the biggest common factor number .

Step-1: Prime Factorization of 25847

Prime factors of 25847 are 25847. Prime factorization of 25847 in exponential form is:

25847 = 25847¹

Step-2: Prime Factorization of 25857

Prime factors of 25857 are 3, 13, 17. Prime factorization of 25857 in exponential form is:

25857 = 3² × 13² × 17¹

Step-3: Factors of 25847

List of positive integer factors of 25847 that divides 25847 without a remainder.

Step-4: Factors of 25857

List of positive integer factors of 25857 that divides 25847 without a remainder.

1, 3, 9, 13, 17, 39, 51, 117, 153, 169, 221, 507, 663, 1521, 1989, 2873, 8619

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 25847 and 25857. The biggest common factor number is the GCF number.
So the greatest common factor 25847 and 25857 is 1.

Also check out the Least Common Multiple of 25847 and 25857