What is the Greatest Common Factor of 2079 and 2091?

Greatest common factor (GCF) of 2079 and 2091 is 3.

GCF(2079,2091) = 3

We will now calculate the prime factors of 2079 and 2091, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 2079 and 2091.

How to find the GCF of 2079 and 2091?

We will first find the prime factorization of 2079 and 2091. After we will calculate the factors of 2079 and 2091 and find the biggest common factor number .

Step-1: 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-2: Prime Factorization of 2091

Prime factors of 2091 are 3, 17, 41. Prime factorization of 2091 in exponential form is:

2091 = 3¹ × 17¹ × 41¹

Step-3: Factors of 2079

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

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

Step-4: Factors of 2091

List of positive integer factors of 2091 that divides 2079 without a remainder.

1, 3, 17, 41, 51, 123, 697

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 2079 and 2091. The biggest common factor number is the GCF number.
So the greatest common factor 2079 and 2091 is 3.

Also check out the Least Common Multiple of 2079 and 2091