What is the Greatest Common Factor of 16281 and 16285?

Greatest common factor (GCF) of 16281 and 16285 is 1.

GCF(16281,16285) = 1

We will now calculate the prime factors of 16281 and 16285, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 16281 and 16285.

How to find the GCF of 16281 and 16285?

We will first find the prime factorization of 16281 and 16285. After we will calculate the factors of 16281 and 16285 and find the biggest common factor number .

Step-1: Prime Factorization of 16281

Prime factors of 16281 are 3, 67. Prime factorization of 16281 in exponential form is:

16281 = 3⁵ × 67¹

Step-2: Prime Factorization of 16285

Prime factors of 16285 are 5, 3257. Prime factorization of 16285 in exponential form is:

16285 = 5¹ × 3257¹

Step-3: Factors of 16281

List of positive integer factors of 16281 that divides 16281 without a remainder.

1, 3, 9, 27, 67, 81, 201, 243, 603, 1809, 5427

Step-4: Factors of 16285

List of positive integer factors of 16285 that divides 16281 without a remainder.

1, 5, 3257

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 16281 and 16285. The biggest common factor number is the GCF number.
So the greatest common factor 16281 and 16285 is 1.

Also check out the Least Common Multiple of 16281 and 16285