What is the Greatest Common Factor of 67281 and 67289?

Greatest common factor (GCF) of 67281 and 67289 is 1.

GCF(67281,67289) = 1

We will now calculate the prime factors of 67281 and 67289, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 67281 and 67289.

How to find the GCF of 67281 and 67289?

We will first find the prime factorization of 67281 and 67289. After we will calculate the factors of 67281 and 67289 and find the biggest common factor number .

Step-1: Prime Factorization of 67281

Prime factors of 67281 are 3, 41, 547. Prime factorization of 67281 in exponential form is:

67281 = 3¹ × 41¹ × 547¹

Step-2: Prime Factorization of 67289

Prime factors of 67289 are 67289. Prime factorization of 67289 in exponential form is:

67289 = 67289¹

Step-3: Factors of 67281

List of positive integer factors of 67281 that divides 67281 without a remainder.

1, 3, 41, 123, 547, 1641, 22427

Step-4: Factors of 67289

List of positive integer factors of 67289 that divides 67281 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 67281 and 67289. The biggest common factor number is the GCF number.
So the greatest common factor 67281 and 67289 is 1.

Also check out the Least Common Multiple of 67281 and 67289