What is the Greatest Common Factor of 18868 and 18884?

Greatest common factor (GCF) of 18868 and 18884 is 4.

GCF(18868,18884) = 4

We will now calculate the prime factors of 18868 and 18884, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 18868 and 18884.

How to find the GCF of 18868 and 18884?

We will first find the prime factorization of 18868 and 18884. After we will calculate the factors of 18868 and 18884 and find the biggest common factor number .

Step-1: Prime Factorization of 18868

Prime factors of 18868 are 2, 53, 89. Prime factorization of 18868 in exponential form is:

18868 = 2² × 53¹ × 89¹

Step-2: Prime Factorization of 18884

Prime factors of 18884 are 2, 4721. Prime factorization of 18884 in exponential form is:

18884 = 2² × 4721¹

Step-3: Factors of 18868

List of positive integer factors of 18868 that divides 18868 without a remainder.

1, 2, 4, 53, 89, 106, 178, 212, 356, 4717, 9434

Step-4: Factors of 18884

List of positive integer factors of 18884 that divides 18868 without a remainder.

1, 2, 4, 4721, 9442

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 18868 and 18884. The biggest common factor number is the GCF number.
So the greatest common factor 18868 and 18884 is 4.

Also check out the Least Common Multiple of 18868 and 18884