What is the Greatest Common Factor of 9857 and 9872?

Greatest common factor (GCF) of 9857 and 9872 is 1.

GCF(9857,9872) = 1

We will now calculate the prime factors of 9857 and 9872, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 9857 and 9872.

How to find the GCF of 9857 and 9872?

We will first find the prime factorization of 9857 and 9872. After we will calculate the factors of 9857 and 9872 and find the biggest common factor number .

Step-1: Prime Factorization of 9857

Prime factors of 9857 are 9857. Prime factorization of 9857 in exponential form is:

9857 = 9857¹

Step-2: Prime Factorization of 9872

Prime factors of 9872 are 2, 617. Prime factorization of 9872 in exponential form is:

9872 = 2⁴ × 617¹

Step-3: Factors of 9857

List of positive integer factors of 9857 that divides 9857 without a remainder.

Step-4: Factors of 9872

List of positive integer factors of 9872 that divides 9857 without a remainder.

1, 2, 4, 8, 16, 617, 1234, 2468, 4936

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 9857 and 9872. The biggest common factor number is the GCF number.
So the greatest common factor 9857 and 9872 is 1.

Also check out the Least Common Multiple of 9857 and 9872