What is the Greatest Common Factor of 2169 and 2180?

Greatest common factor (GCF) of 2169 and 2180 is 1.

GCF(2169,2180) = 1

We will now calculate the prime factors of 2169 and 2180, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 2169 and 2180.

How to find the GCF of 2169 and 2180?

We will first find the prime factorization of 2169 and 2180. After we will calculate the factors of 2169 and 2180 and find the biggest common factor number .

Step-1: Prime Factorization of 2169

Prime factors of 2169 are 3, 241. Prime factorization of 2169 in exponential form is:

2169 = 3² × 241¹

Step-2: Prime Factorization of 2180

Prime factors of 2180 are 2, 5, 109. Prime factorization of 2180 in exponential form is:

2180 = 2² × 5¹ × 109¹

Step-3: Factors of 2169

List of positive integer factors of 2169 that divides 2169 without a remainder.

1, 3, 9, 241, 723

Step-4: Factors of 2180

List of positive integer factors of 2180 that divides 2169 without a remainder.

1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 2169 and 2180. The biggest common factor number is the GCF number.
So the greatest common factor 2169 and 2180 is 1.

Also check out the Least Common Multiple of 2169 and 2180