What is the Greatest Common Factor of 2856 and 2867?

Greatest common factor (GCF) of 2856 and 2867 is 1.

GCF(2856,2867) = 1

We will now calculate the prime factors of 2856 and 2867, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 2856 and 2867.

How to find the GCF of 2856 and 2867?

We will first find the prime factorization of 2856 and 2867. After we will calculate the factors of 2856 and 2867 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 2867

Prime factors of 2867 are 47, 61. Prime factorization of 2867 in exponential form is:

2867 = 47¹ × 61¹

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 2867

List of positive integer factors of 2867 that divides 2856 without a remainder.

1, 47, 61

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 2856 and 2867. The biggest common factor number is the GCF number.
So the greatest common factor 2856 and 2867 is 1.

Also check out the Least Common Multiple of 2856 and 2867