What is the Greatest Common Factor of 28104 and 28119?

Greatest common factor (GCF) of 28104 and 28119 is 3.

GCF(28104,28119) = 3

We will now calculate the prime factors of 28104 and 28119, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 28104 and 28119.

How to find the GCF of 28104 and 28119?

We will first find the prime factorization of 28104 and 28119. After we will calculate the factors of 28104 and 28119 and find the biggest common factor number .

Step-1: Prime Factorization of 28104

Prime factors of 28104 are 2, 3, 1171. Prime factorization of 28104 in exponential form is:

28104 = 2³ × 3¹ × 1171¹

Step-2: Prime Factorization of 28119

Prime factors of 28119 are 3, 7, 13, 103. Prime factorization of 28119 in exponential form is:

28119 = 3¹ × 7¹ × 13¹ × 103¹

Step-3: Factors of 28104

List of positive integer factors of 28104 that divides 28104 without a remainder.

1, 2, 3, 4, 6, 8, 12, 24, 1171, 2342, 3513, 4684, 7026, 9368, 14052

Step-4: Factors of 28119

List of positive integer factors of 28119 that divides 28104 without a remainder.

1, 3, 7, 13, 21, 39, 91, 103, 273, 309, 721, 1339, 2163, 4017, 9373

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 28104 and 28119. The biggest common factor number is the GCF number.
So the greatest common factor 28104 and 28119 is 3.

Also check out the Least Common Multiple of 28104 and 28119