What is the Greatest Common Factor of 1053 and 1073?

Greatest common factor (GCF) of 1053 and 1073 is 1.

GCF(1053,1073) = 1

We will now calculate the prime factors of 1053 and 1073, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 1053 and 1073.

How to find the GCF of 1053 and 1073?

We will first find the prime factorization of 1053 and 1073. After we will calculate the factors of 1053 and 1073 and find the biggest common factor number .

Step-1: Prime Factorization of 1053

Prime factors of 1053 are 3, 13. Prime factorization of 1053 in exponential form is:

1053 = 3⁴ × 13¹

Step-2: Prime Factorization of 1073

Prime factors of 1073 are 29, 37. Prime factorization of 1073 in exponential form is:

1073 = 29¹ × 37¹

Step-3: Factors of 1053

List of positive integer factors of 1053 that divides 1053 without a remainder.

1, 3, 9, 13, 27, 39, 81, 117, 351

Step-4: Factors of 1073

List of positive integer factors of 1073 that divides 1053 without a remainder.

1, 29, 37

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 1053 and 1073. The biggest common factor number is the GCF number.
So the greatest common factor 1053 and 1073 is 1.

Also check out the Least Common Multiple of 1053 and 1073