What is the Greatest Common Factor of 18784 and 18788?

Greatest common factor (GCF) of 18784 and 18788 is 4.

GCF(18784,18788) = 4

We will now calculate the prime factors of 18784 and 18788, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 18784 and 18788.

How to find the GCF of 18784 and 18788?

We will first find the prime factorization of 18784 and 18788. After we will calculate the factors of 18784 and 18788 and find the biggest common factor number .

Step-1: Prime Factorization of 18784

Prime factors of 18784 are 2, 587. Prime factorization of 18784 in exponential form is:

18784 = 2⁵ × 587¹

Step-2: Prime Factorization of 18788

Prime factors of 18788 are 2, 7, 11, 61. Prime factorization of 18788 in exponential form is:

18788 = 2² × 7¹ × 11¹ × 61¹

Step-3: Factors of 18784

List of positive integer factors of 18784 that divides 18784 without a remainder.

1, 2, 4, 8, 16, 32, 587, 1174, 2348, 4696, 9392

Step-4: Factors of 18788

List of positive integer factors of 18788 that divides 18784 without a remainder.

1, 2, 4, 7, 11, 14, 22, 28, 44, 61, 77, 122, 154, 244, 308, 427, 671, 854, 1342, 1708, 2684, 4697, 9394

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 18784 and 18788. The biggest common factor number is the GCF number.
So the greatest common factor 18784 and 18788 is 4.

Also check out the Least Common Multiple of 18784 and 18788