What is the Greatest Common Factor of 2858 and 2878?

Greatest common factor (GCF) of 2858 and 2878 is 2.

GCF(2858,2878) = 2

We will now calculate the prime factors of 2858 and 2878, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 2858 and 2878.

How to find the GCF of 2858 and 2878?

We will first find the prime factorization of 2858 and 2878. After we will calculate the factors of 2858 and 2878 and find the biggest common factor number .

Step-1: Prime Factorization of 2858

Prime factors of 2858 are 2, 1429. Prime factorization of 2858 in exponential form is:

2858 = 2¹ × 1429¹

Step-2: Prime Factorization of 2878

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

2878 = 2¹ × 1439¹

Step-3: Factors of 2858

List of positive integer factors of 2858 that divides 2858 without a remainder.

1, 2, 1429

Step-4: Factors of 2878

List of positive integer factors of 2878 that divides 2858 without a remainder.

1, 2, 1439

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 2858 and 2878. The biggest common factor number is the GCF number.
So the greatest common factor 2858 and 2878 is 2.

Also check out the Least Common Multiple of 2858 and 2878