What is the Greatest Common Factor of 17240 and 17255?

Greatest common factor (GCF) of 17240 and 17255 is 5.

GCF(17240,17255) = 5

We will now calculate the prime factors of 17240 and 17255, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 17240 and 17255.

How to find the GCF of 17240 and 17255?

We will first find the prime factorization of 17240 and 17255. After we will calculate the factors of 17240 and 17255 and find the biggest common factor number .

Step-1: Prime Factorization of 17240

Prime factors of 17240 are 2, 5, 431. Prime factorization of 17240 in exponential form is:

17240 = 2³ × 5¹ × 431¹

Step-2: Prime Factorization of 17255

Prime factors of 17255 are 5, 7, 17, 29. Prime factorization of 17255 in exponential form is:

17255 = 5¹ × 7¹ × 17¹ × 29¹

Step-3: Factors of 17240

List of positive integer factors of 17240 that divides 17240 without a remainder.

1, 2, 4, 5, 8, 10, 20, 40, 431, 862, 1724, 2155, 3448, 4310, 8620

Step-4: Factors of 17255

List of positive integer factors of 17255 that divides 17240 without a remainder.

1, 5, 7, 17, 29, 35, 85, 119, 145, 203, 493, 595, 1015, 2465, 3451

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 17240 and 17255. The biggest common factor number is the GCF number.
So the greatest common factor 17240 and 17255 is 5.

Also check out the Least Common Multiple of 17240 and 17255