What is the Greatest Common Factor of 1071 and 1083?

Greatest common factor (GCF) of 1071 and 1083 is 3.

GCF(1071,1083) = 3

We will now calculate the prime factors of 1071 and 1083, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 1071 and 1083.

How to find the GCF of 1071 and 1083?

We will first find the prime factorization of 1071 and 1083. After we will calculate the factors of 1071 and 1083 and find the biggest common factor number .

Step-1: Prime Factorization of 1071

Prime factors of 1071 are 3, 7, 17. Prime factorization of 1071 in exponential form is:

1071 = 3² × 7¹ × 17¹

Step-2: Prime Factorization of 1083

Prime factors of 1083 are 3, 19. Prime factorization of 1083 in exponential form is:

1083 = 3¹ × 19²

Step-3: Factors of 1071

List of positive integer factors of 1071 that divides 1071 without a remainder.

1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357

Step-4: Factors of 1083

List of positive integer factors of 1083 that divides 1071 without a remainder.

1, 3, 19, 57, 361

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 1071 and 1083. The biggest common factor number is the GCF number.
So the greatest common factor 1071 and 1083 is 3.

Also check out the Least Common Multiple of 1071 and 1083