What is the Greatest Common Factor of 15185 and 15189?

Greatest common factor (GCF) of 15185 and 15189 is 1.

GCF(15185,15189) = 1

We will now calculate the prime factors of 15185 and 15189, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 15185 and 15189.

How to find the GCF of 15185 and 15189?

We will first find the prime factorization of 15185 and 15189. After we will calculate the factors of 15185 and 15189 and find the biggest common factor number .

Step-1: Prime Factorization of 15185

Prime factors of 15185 are 5, 3037. Prime factorization of 15185 in exponential form is:

15185 = 5¹ × 3037¹

Step-2: Prime Factorization of 15189

Prime factors of 15189 are 3, 61, 83. Prime factorization of 15189 in exponential form is:

15189 = 3¹ × 61¹ × 83¹

Step-3: Factors of 15185

List of positive integer factors of 15185 that divides 15185 without a remainder.

1, 5, 3037

Step-4: Factors of 15189

List of positive integer factors of 15189 that divides 15185 without a remainder.

1, 3, 61, 83, 183, 249, 5063

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 15185 and 15189. The biggest common factor number is the GCF number.
So the greatest common factor 15185 and 15189 is 1.

Also check out the Least Common Multiple of 15185 and 15189