GCF and LCM Calculator Logo

What is the Greatest Common Factor of 11481 and 11485?

Greatest common factor (GCF) of 11481 and 11485 is 1.

GCF(11481,11485) = 1

We will now calculate the prime factors of 11481 and 11485, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 11481 and 11485.

GCF Calculator and
and

How to find the GCF of 11481 and 11485?

We will first find the prime factorization of 11481 and 11485. After we will calculate the factors of 11481 and 11485 and find the biggest common factor number .

Step-1: Prime Factorization of 11481

Prime factors of 11481 are 3, 43, 89. Prime factorization of 11481 in exponential form is:

11481 = 31 × 431 × 891

Step-2: Prime Factorization of 11485

Prime factors of 11485 are 5, 2297. Prime factorization of 11485 in exponential form is:

11485 = 51 × 22971

Step-3: Factors of 11481

List of positive integer factors of 11481 that divides 11481 without a remainder.

1, 3, 43, 89, 129, 267, 3827

Step-4: Factors of 11485

List of positive integer factors of 11485 that divides 11481 without a remainder.

1, 5, 2297

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 11481 and 11485. The biggest common factor number is the GCF number.
So the greatest common factor 11481 and 11485 is 1.

Also check out the Least Common Multiple of 11481 and 11485