What is the Greatest Common Factor of 77284 and 77289?

Greatest common factor (GCF) of 77284 and 77289 is 1.

GCF(77284,77289) = 1

We will now calculate the prime factors of 77284 and 77289, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 77284 and 77289.

How to find the GCF of 77284 and 77289?

We will first find the prime factorization of 77284 and 77289. After we will calculate the factors of 77284 and 77289 and find the biggest common factor number .

Step-1: Prime Factorization of 77284

Prime factors of 77284 are 2, 139. Prime factorization of 77284 in exponential form is:

77284 = 2² × 139²

Step-2: Prime Factorization of 77289

Prime factors of 77289 are 3, 25763. Prime factorization of 77289 in exponential form is:

77289 = 3¹ × 25763¹

Step-3: Factors of 77284

List of positive integer factors of 77284 that divides 77284 without a remainder.

1, 2, 4, 139, 278, 556, 19321, 38642

Step-4: Factors of 77289

List of positive integer factors of 77289 that divides 77284 without a remainder.

1, 3, 25763

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 77284 and 77289. The biggest common factor number is the GCF number.
So the greatest common factor 77284 and 77289 is 1.

Also check out the Least Common Multiple of 77284 and 77289