What is the Greatest Common Factor of 16386 and 16390?

Greatest common factor (GCF) of 16386 and 16390 is 2.

GCF(16386,16390) = 2

We will now calculate the prime factors of 16386 and 16390, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 16386 and 16390.

How to find the GCF of 16386 and 16390?

We will first find the prime factorization of 16386 and 16390. After we will calculate the factors of 16386 and 16390 and find the biggest common factor number .

Step-1: Prime Factorization of 16386

Prime factors of 16386 are 2, 3, 2731. Prime factorization of 16386 in exponential form is:

16386 = 2¹ × 3¹ × 2731¹

Step-2: Prime Factorization of 16390

Prime factors of 16390 are 2, 5, 11, 149. Prime factorization of 16390 in exponential form is:

16390 = 2¹ × 5¹ × 11¹ × 149¹

Step-3: Factors of 16386

List of positive integer factors of 16386 that divides 16386 without a remainder.

1, 2, 3, 6, 2731, 5462, 8193

Step-4: Factors of 16390

List of positive integer factors of 16390 that divides 16386 without a remainder.

1, 2, 5, 10, 11, 22, 55, 110, 149, 298, 745, 1490, 1639, 3278, 8195

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 16386 and 16390. The biggest common factor number is the GCF number.
So the greatest common factor 16386 and 16390 is 2.

Also check out the Least Common Multiple of 16386 and 16390