What is the Greatest Common Factor of 2856 and 2869?

Greatest common factor (GCF) of 2856 and 2869 is 1.

GCF(2856,2869) = 1

We will now calculate the prime factors of 2856 and 2869, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 2856 and 2869.

How to find the GCF of 2856 and 2869?

We will first find the prime factorization of 2856 and 2869. After we will calculate the factors of 2856 and 2869 and find the biggest common factor number .

Step-1: Prime Factorization of 2856

Prime factors of 2856 are 2, 3, 7, 17. Prime factorization of 2856 in exponential form is:

2856 = 2³ × 3¹ × 7¹ × 17¹

Step-2: Prime Factorization of 2869

Prime factors of 2869 are 19, 151. Prime factorization of 2869 in exponential form is:

2869 = 19¹ × 151¹

Step-3: Factors of 2856

List of positive integer factors of 2856 that divides 2856 without a remainder.

1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 168, 204, 238, 357, 408, 476, 714, 952, 1428

Step-4: Factors of 2869

List of positive integer factors of 2869 that divides 2856 without a remainder.

1, 19, 151

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 2856 and 2869. The biggest common factor number is the GCF number.
So the greatest common factor 2856 and 2869 is 1.

Also check out the Least Common Multiple of 2856 and 2869