What is the Greatest Common Factor of 7857 and 7873?

Greatest common factor (GCF) of 7857 and 7873 is 1.

GCF(7857,7873) = 1

We will now calculate the prime factors of 7857 and 7873, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 7857 and 7873.

How to find the GCF of 7857 and 7873?

We will first find the prime factorization of 7857 and 7873. After we will calculate the factors of 7857 and 7873 and find the biggest common factor number .

Step-1: Prime Factorization of 7857

Prime factors of 7857 are 3, 97. Prime factorization of 7857 in exponential form is:

7857 = 3⁴ × 97¹

Step-2: Prime Factorization of 7873

Prime factors of 7873 are 7873. Prime factorization of 7873 in exponential form is:

7873 = 7873¹

Step-3: Factors of 7857

List of positive integer factors of 7857 that divides 7857 without a remainder.

1, 3, 9, 27, 81, 97, 291, 873, 2619

Step-4: Factors of 7873

List of positive integer factors of 7873 that divides 7857 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 7857 and 7873. The biggest common factor number is the GCF number.
So the greatest common factor 7857 and 7873 is 1.

Also check out the Least Common Multiple of 7857 and 7873