What is the Greatest Common Factor of 2878 and 2891?

Greatest common factor (GCF) of 2878 and 2891 is 1.

GCF(2878,2891) = 1

We will now calculate the prime factors of 2878 and 2891, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 2878 and 2891.

How to find the GCF of 2878 and 2891?

We will first find the prime factorization of 2878 and 2891. After we will calculate the factors of 2878 and 2891 and find the biggest common factor number .

Step-1: Prime Factorization of 2878

Prime factors of 2878 are 2, 1439. Prime factorization of 2878 in exponential form is:

2878 = 2¹ × 1439¹

Step-2: Prime Factorization of 2891

Prime factors of 2891 are 7, 59. Prime factorization of 2891 in exponential form is:

2891 = 7² × 59¹

Step-3: Factors of 2878

List of positive integer factors of 2878 that divides 2878 without a remainder.

1, 2, 1439

Step-4: Factors of 2891

List of positive integer factors of 2891 that divides 2878 without a remainder.

1, 7, 49, 59, 413

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 2878 and 2891. The biggest common factor number is the GCF number.
So the greatest common factor 2878 and 2891 is 1.

Also check out the Least Common Multiple of 2878 and 2891