What is the Greatest Common Factor of 13240 and 13255?

Greatest common factor (GCF) of 13240 and 13255 is 5.

GCF(13240,13255) = 5

We will now calculate the prime factors of 13240 and 13255, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 13240 and 13255.

How to find the GCF of 13240 and 13255?

We will first find the prime factorization of 13240 and 13255. After we will calculate the factors of 13240 and 13255 and find the biggest common factor number .

Step-1: Prime Factorization of 13240

Prime factors of 13240 are 2, 5, 331. Prime factorization of 13240 in exponential form is:

13240 = 2³ × 5¹ × 331¹

Step-2: Prime Factorization of 13255

Prime factors of 13255 are 5, 11, 241. Prime factorization of 13255 in exponential form is:

13255 = 5¹ × 11¹ × 241¹

Step-3: Factors of 13240

List of positive integer factors of 13240 that divides 13240 without a remainder.

1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 1324, 1655, 2648, 3310, 6620

Step-4: Factors of 13255

List of positive integer factors of 13255 that divides 13240 without a remainder.

1, 5, 11, 55, 241, 1205, 2651

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 13240 and 13255. The biggest common factor number is the GCF number.
So the greatest common factor 13240 and 13255 is 5.

Also check out the Least Common Multiple of 13240 and 13255