What is the Greatest Common Factor of 16215 and 16235?

Greatest common factor (GCF) of 16215 and 16235 is 5.

GCF(16215,16235) = 5

We will now calculate the prime factors of 16215 and 16235, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 16215 and 16235.

How to find the GCF of 16215 and 16235?

We will first find the prime factorization of 16215 and 16235. After we will calculate the factors of 16215 and 16235 and find the biggest common factor number .

Step-1: Prime Factorization of 16215

Prime factors of 16215 are 3, 5, 23, 47. Prime factorization of 16215 in exponential form is:

16215 = 3¹ × 5¹ × 23¹ × 47¹

Step-2: Prime Factorization of 16235

Prime factors of 16235 are 5, 17, 191. Prime factorization of 16235 in exponential form is:

16235 = 5¹ × 17¹ × 191¹

Step-3: Factors of 16215

List of positive integer factors of 16215 that divides 16215 without a remainder.

1, 3, 5, 15, 23, 47, 69, 115, 141, 235, 345, 705, 1081, 3243, 5405

Step-4: Factors of 16235

List of positive integer factors of 16235 that divides 16215 without a remainder.

1, 5, 17, 85, 191, 955, 3247

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 16215 and 16235. The biggest common factor number is the GCF number.
So the greatest common factor 16215 and 16235 is 5.

Also check out the Least Common Multiple of 16215 and 16235