What is the Greatest Common Factor of 18140 and 18147?

Greatest common factor (GCF) of 18140 and 18147 is 1.

GCF(18140,18147) = 1

We will now calculate the prime factors of 18140 and 18147, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 18140 and 18147.

How to find the GCF of 18140 and 18147?

We will first find the prime factorization of 18140 and 18147. After we will calculate the factors of 18140 and 18147 and find the biggest common factor number .

Step-1: Prime Factorization of 18140

Prime factors of 18140 are 2, 5, 907. Prime factorization of 18140 in exponential form is:

18140 = 2² × 5¹ × 907¹

Step-2: Prime Factorization of 18147

Prime factors of 18147 are 3, 23, 263. Prime factorization of 18147 in exponential form is:

18147 = 3¹ × 23¹ × 263¹

Step-3: Factors of 18140

List of positive integer factors of 18140 that divides 18140 without a remainder.

1, 2, 4, 5, 10, 20, 907, 1814, 3628, 4535, 9070

Step-4: Factors of 18147

List of positive integer factors of 18147 that divides 18140 without a remainder.

1, 3, 23, 69, 263, 789, 6049

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 18140 and 18147. The biggest common factor number is the GCF number.
So the greatest common factor 18140 and 18147 is 1.

Also check out the Least Common Multiple of 18140 and 18147