What is the Greatest Common Factor of 2061 and 2079?

Greatest common factor (GCF) of 2061 and 2079 is 9.

GCF(2061,2079) = 9

We will now calculate the prime factors of 2061 and 2079, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 2061 and 2079.

How to find the GCF of 2061 and 2079?

We will first find the prime factorization of 2061 and 2079. After we will calculate the factors of 2061 and 2079 and find the biggest common factor number .

Step-1: Prime Factorization of 2061

Prime factors of 2061 are 3, 229. Prime factorization of 2061 in exponential form is:

2061 = 3² × 229¹

Step-2: Prime Factorization of 2079

Prime factors of 2079 are 3, 7, 11. Prime factorization of 2079 in exponential form is:

2079 = 3³ × 7¹ × 11¹

Step-3: Factors of 2061

List of positive integer factors of 2061 that divides 2061 without a remainder.

1, 3, 9, 229, 687

Step-4: Factors of 2079

List of positive integer factors of 2079 that divides 2061 without a remainder.

1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 2061 and 2079. The biggest common factor number is the GCF number.
So the greatest common factor 2061 and 2079 is 9.

Also check out the Least Common Multiple of 2061 and 2079