What is the Greatest Common Factor of 18340 and 18356?

Greatest common factor (GCF) of 18340 and 18356 is 4.

GCF(18340,18356) = 4

We will now calculate the prime factors of 18340 and 18356, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 18340 and 18356.

How to find the GCF of 18340 and 18356?

We will first find the prime factorization of 18340 and 18356. After we will calculate the factors of 18340 and 18356 and find the biggest common factor number .

Step-1: Prime Factorization of 18340

Prime factors of 18340 are 2, 5, 7, 131. Prime factorization of 18340 in exponential form is:

18340 = 2² × 5¹ × 7¹ × 131¹

Step-2: Prime Factorization of 18356

Prime factors of 18356 are 2, 13, 353. Prime factorization of 18356 in exponential form is:

18356 = 2² × 13¹ × 353¹

Step-3: Factors of 18340

List of positive integer factors of 18340 that divides 18340 without a remainder.

1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 131, 140, 262, 524, 655, 917, 1310, 1834, 2620, 3668, 4585, 9170

Step-4: Factors of 18356

List of positive integer factors of 18356 that divides 18340 without a remainder.

1, 2, 4, 13, 26, 52, 353, 706, 1412, 4589, 9178

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 18340 and 18356. The biggest common factor number is the GCF number.
So the greatest common factor 18340 and 18356 is 4.

Also check out the Least Common Multiple of 18340 and 18356