What is the Greatest Common Factor of 2873 and 2886?

Greatest common factor (GCF) of 2873 and 2886 is 13.

GCF(2873,2886) = 13

We will now calculate the prime factors of 2873 and 2886, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 2873 and 2886.

How to find the GCF of 2873 and 2886?

We will first find the prime factorization of 2873 and 2886. After we will calculate the factors of 2873 and 2886 and find the biggest common factor number .

Step-1: Prime Factorization of 2873

Prime factors of 2873 are 13, 17. Prime factorization of 2873 in exponential form is:

2873 = 13² × 17¹

Step-2: Prime Factorization of 2886

Prime factors of 2886 are 2, 3, 13, 37. Prime factorization of 2886 in exponential form is:

2886 = 2¹ × 3¹ × 13¹ × 37¹

Step-3: Factors of 2873

List of positive integer factors of 2873 that divides 2873 without a remainder.

1, 13, 17, 169, 221

Step-4: Factors of 2886

List of positive integer factors of 2886 that divides 2873 without a remainder.

1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 111, 222, 481, 962, 1443

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 2873 and 2886. The biggest common factor number is the GCF number.
So the greatest common factor 2873 and 2886 is 13.

Also check out the Least Common Multiple of 2873 and 2886