What is the Greatest Common Factor of 18103 and 18120?

Greatest common factor (GCF) of 18103 and 18120 is 1.

GCF(18103,18120) = 1

We will now calculate the prime factors of 18103 and 18120, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 18103 and 18120.

How to find the GCF of 18103 and 18120?

We will first find the prime factorization of 18103 and 18120. After we will calculate the factors of 18103 and 18120 and find the biggest common factor number .

Step-1: Prime Factorization of 18103

Prime factors of 18103 are 43, 421. Prime factorization of 18103 in exponential form is:

18103 = 43¹ × 421¹

Step-2: Prime Factorization of 18120

Prime factors of 18120 are 2, 3, 5, 151. Prime factorization of 18120 in exponential form is:

18120 = 2³ × 3¹ × 5¹ × 151¹

Step-3: Factors of 18103

List of positive integer factors of 18103 that divides 18103 without a remainder.

1, 43, 421

Step-4: Factors of 18120

List of positive integer factors of 18120 that divides 18103 without a remainder.

1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 151, 302, 453, 604, 755, 906, 1208, 1510, 1812, 2265, 3020, 3624, 4530, 6040, 9060

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 18103 and 18120. The biggest common factor number is the GCF number.
So the greatest common factor 18103 and 18120 is 1.

Also check out the Least Common Multiple of 18103 and 18120