What is the Greatest Common Factor of 1047 and 1055?

Greatest common factor (GCF) of 1047 and 1055 is 1.

GCF(1047,1055) = 1

We will now calculate the prime factors of 1047 and 1055, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 1047 and 1055.

How to find the GCF of 1047 and 1055?

We will first find the prime factorization of 1047 and 1055. After we will calculate the factors of 1047 and 1055 and find the biggest common factor number .

Step-1: Prime Factorization of 1047

Prime factors of 1047 are 3, 349. Prime factorization of 1047 in exponential form is:

1047 = 3¹ × 349¹

Step-2: Prime Factorization of 1055

Prime factors of 1055 are 5, 211. Prime factorization of 1055 in exponential form is:

1055 = 5¹ × 211¹

Step-3: Factors of 1047

List of positive integer factors of 1047 that divides 1047 without a remainder.

1, 3, 349

Step-4: Factors of 1055

List of positive integer factors of 1055 that divides 1047 without a remainder.

1, 5, 211

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 1047 and 1055. The biggest common factor number is the GCF number.
So the greatest common factor 1047 and 1055 is 1.

Also check out the Least Common Multiple of 1047 and 1055