What is the Greatest Common Factor of 11505 and 11518?

Greatest common factor (GCF) of 11505 and 11518 is 13.

GCF(11505,11518) = 13

We will now calculate the prime factors of 11505 and 11518, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 11505 and 11518.

How to find the GCF of 11505 and 11518?

We will first find the prime factorization of 11505 and 11518. After we will calculate the factors of 11505 and 11518 and find the biggest common factor number .

Step-1: Prime Factorization of 11505

Prime factors of 11505 are 3, 5, 13, 59. Prime factorization of 11505 in exponential form is:

11505 = 3¹ × 5¹ × 13¹ × 59¹

Step-2: Prime Factorization of 11518

Prime factors of 11518 are 2, 13, 443. Prime factorization of 11518 in exponential form is:

11518 = 2¹ × 13¹ × 443¹

Step-3: Factors of 11505

List of positive integer factors of 11505 that divides 11505 without a remainder.

1, 3, 5, 13, 15, 39, 59, 65, 177, 195, 295, 767, 885, 2301, 3835

Step-4: Factors of 11518

List of positive integer factors of 11518 that divides 11505 without a remainder.

1, 2, 13, 26, 443, 886, 5759

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 11505 and 11518. The biggest common factor number is the GCF number.
So the greatest common factor 11505 and 11518 is 13.

Also check out the Least Common Multiple of 11505 and 11518