What is the Greatest Common Factor of 27845 and 27856?

Greatest common factor (GCF) of 27845 and 27856 is 1.

GCF(27845,27856) = 1

We will now calculate the prime factors of 27845 and 27856, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 27845 and 27856.

How to find the GCF of 27845 and 27856?

We will first find the prime factorization of 27845 and 27856. After we will calculate the factors of 27845 and 27856 and find the biggest common factor number .

Step-1: Prime Factorization of 27845

Prime factors of 27845 are 5, 5569. Prime factorization of 27845 in exponential form is:

27845 = 5¹ × 5569¹

Step-2: Prime Factorization of 27856

Prime factors of 27856 are 2, 1741. Prime factorization of 27856 in exponential form is:

27856 = 2⁴ × 1741¹

Step-3: Factors of 27845

List of positive integer factors of 27845 that divides 27845 without a remainder.

1, 5, 5569

Step-4: Factors of 27856

List of positive integer factors of 27856 that divides 27845 without a remainder.

1, 2, 4, 8, 16, 1741, 3482, 6964, 13928

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 27845 and 27856. The biggest common factor number is the GCF number.
So the greatest common factor 27845 and 27856 is 1.

Also check out the Least Common Multiple of 27845 and 27856