What is the Greatest Common Factor of 17847 and 17857?

Greatest common factor (GCF) of 17847 and 17857 is 1.

GCF(17847,17857) = 1

We will now calculate the prime factors of 17847 and 17857, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 17847 and 17857.

How to find the GCF of 17847 and 17857?

We will first find the prime factorization of 17847 and 17857. After we will calculate the factors of 17847 and 17857 and find the biggest common factor number .

Step-1: Prime Factorization of 17847

Prime factors of 17847 are 3, 661. Prime factorization of 17847 in exponential form is:

17847 = 3³ × 661¹

Step-2: Prime Factorization of 17857

Prime factors of 17857 are 7, 2551. Prime factorization of 17857 in exponential form is:

17857 = 7¹ × 2551¹

Step-3: Factors of 17847

List of positive integer factors of 17847 that divides 17847 without a remainder.

1, 3, 9, 27, 661, 1983, 5949

Step-4: Factors of 17857

List of positive integer factors of 17857 that divides 17847 without a remainder.

1, 7, 2551

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 17847 and 17857. The biggest common factor number is the GCF number.
So the greatest common factor 17847 and 17857 is 1.

Also check out the Least Common Multiple of 17847 and 17857