What is the Greatest Common Factor of 2043 and 2049?

Greatest common factor (GCF) of 2043 and 2049 is 3.

GCF(2043,2049) = 3

We will now calculate the prime factors of 2043 and 2049, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 2043 and 2049.

How to find the GCF of 2043 and 2049?

We will first find the prime factorization of 2043 and 2049. After we will calculate the factors of 2043 and 2049 and find the biggest common factor number .

Step-1: Prime Factorization of 2043

Prime factors of 2043 are 3, 227. Prime factorization of 2043 in exponential form is:

2043 = 3² × 227¹

Step-2: Prime Factorization of 2049

Prime factors of 2049 are 3, 683. Prime factorization of 2049 in exponential form is:

2049 = 3¹ × 683¹

Step-3: Factors of 2043

List of positive integer factors of 2043 that divides 2043 without a remainder.

1, 3, 9, 227, 681

Step-4: Factors of 2049

List of positive integer factors of 2049 that divides 2043 without a remainder.

1, 3, 683

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 2043 and 2049. The biggest common factor number is the GCF number.
So the greatest common factor 2043 and 2049 is 3.

Also check out the Least Common Multiple of 2043 and 2049