What is the Greatest Common Factor of 67280 and 67287?

Greatest common factor (GCF) of 67280 and 67287 is 1.

GCF(67280,67287) = 1

We will now calculate the prime factors of 67280 and 67287, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 67280 and 67287.

How to find the GCF of 67280 and 67287?

We will first find the prime factorization of 67280 and 67287. After we will calculate the factors of 67280 and 67287 and find the biggest common factor number .

Step-1: Prime Factorization of 67280

Prime factors of 67280 are 2, 5, 29. Prime factorization of 67280 in exponential form is:

67280 = 2⁴ × 5¹ × 29²

Step-2: Prime Factorization of 67287

Prime factors of 67287 are 3, 11, 2039. Prime factorization of 67287 in exponential form is:

67287 = 3¹ × 11¹ × 2039¹

Step-3: Factors of 67280

List of positive integer factors of 67280 that divides 67280 without a remainder.

1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 841, 1160, 1682, 2320, 3364, 4205, 6728, 8410, 13456, 16820, 33640

Step-4: Factors of 67287

List of positive integer factors of 67287 that divides 67280 without a remainder.

1, 3, 11, 33, 2039, 6117, 22429

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 67280 and 67287. The biggest common factor number is the GCF number.
So the greatest common factor 67280 and 67287 is 1.

Also check out the Least Common Multiple of 67280 and 67287