What is the Greatest Common Factor of 17215 and 17221?

Greatest common factor (GCF) of 17215 and 17221 is 1.

GCF(17215,17221) = 1

We will now calculate the prime factors of 17215 and 17221, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 17215 and 17221.

How to find the GCF of 17215 and 17221?

We will first find the prime factorization of 17215 and 17221. After we will calculate the factors of 17215 and 17221 and find the biggest common factor number .

Step-1: Prime Factorization of 17215

Prime factors of 17215 are 5, 11, 313. Prime factorization of 17215 in exponential form is:

17215 = 5¹ × 11¹ × 313¹

Step-2: Prime Factorization of 17221

Prime factors of 17221 are 17, 1013. Prime factorization of 17221 in exponential form is:

17221 = 17¹ × 1013¹

Step-3: Factors of 17215

List of positive integer factors of 17215 that divides 17215 without a remainder.

1, 5, 11, 55, 313, 1565, 3443

Step-4: Factors of 17221

List of positive integer factors of 17221 that divides 17215 without a remainder.

1, 17, 1013

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 17215 and 17221. The biggest common factor number is the GCF number.
So the greatest common factor 17215 and 17221 is 1.

Also check out the Least Common Multiple of 17215 and 17221