GCF and LCM Calculator Logo

What is the Greatest Common Factor of 25851 and 25871?

Greatest common factor (GCF) of 25851 and 25871 is 1.

GCF(25851,25871) = 1

We will now calculate the prime factors of 25851 and 25871, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 25851 and 25871.

GCF Calculator and
and

How to find the GCF of 25851 and 25871?

We will first find the prime factorization of 25851 and 25871. After we will calculate the factors of 25851 and 25871 and find the biggest common factor number .

Step-1: Prime Factorization of 25851

Prime factors of 25851 are 3, 7, 1231. Prime factorization of 25851 in exponential form is:

25851 = 31 × 71 × 12311

Step-2: Prime Factorization of 25871

Prime factors of 25871 are 41, 631. Prime factorization of 25871 in exponential form is:

25871 = 411 × 6311

Step-3: Factors of 25851

List of positive integer factors of 25851 that divides 25851 without a remainder.

1, 3, 7, 21, 1231, 3693, 8617

Step-4: Factors of 25871

List of positive integer factors of 25871 that divides 25851 without a remainder.

1, 41, 631

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 25851 and 25871. The biggest common factor number is the GCF number.
So the greatest common factor 25851 and 25871 is 1.

Also check out the Least Common Multiple of 25851 and 25871