What is the Greatest Common Factor of 15111 and 15118?

Greatest common factor (GCF) of 15111 and 15118 is 1.

GCF(15111,15118) = 1

We will now calculate the prime factors of 15111 and 15118, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 15111 and 15118.

How to find the GCF of 15111 and 15118?

We will first find the prime factorization of 15111 and 15118. After we will calculate the factors of 15111 and 15118 and find the biggest common factor number .

Step-1: Prime Factorization of 15111

Prime factors of 15111 are 3, 23, 73. Prime factorization of 15111 in exponential form is:

15111 = 3² × 23¹ × 73¹

Step-2: Prime Factorization of 15118

Prime factors of 15118 are 2, 7559. Prime factorization of 15118 in exponential form is:

15118 = 2¹ × 7559¹

Step-3: Factors of 15111

List of positive integer factors of 15111 that divides 15111 without a remainder.

1, 3, 9, 23, 69, 73, 207, 219, 657, 1679, 5037

Step-4: Factors of 15118

List of positive integer factors of 15118 that divides 15111 without a remainder.

1, 2, 7559

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 15111 and 15118. The biggest common factor number is the GCF number.
So the greatest common factor 15111 and 15118 is 1.

Also check out the Least Common Multiple of 15111 and 15118