What is the Greatest Common Factor of 8121 and 8128?

Greatest common factor (GCF) of 8121 and 8128 is 1.

GCF(8121,8128) = 1

We will now calculate the prime factors of 8121 and 8128, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 8121 and 8128.

How to find the GCF of 8121 and 8128?

We will first find the prime factorization of 8121 and 8128. After we will calculate the factors of 8121 and 8128 and find the biggest common factor number .

Step-1: Prime Factorization of 8121

Prime factors of 8121 are 3, 2707. Prime factorization of 8121 in exponential form is:

8121 = 3¹ × 2707¹

Step-2: Prime Factorization of 8128

Prime factors of 8128 are 2, 127. Prime factorization of 8128 in exponential form is:

8128 = 2⁶ × 127¹

Step-3: Factors of 8121

List of positive integer factors of 8121 that divides 8121 without a remainder.

1, 3, 2707

Step-4: Factors of 8128

List of positive integer factors of 8128 that divides 8121 without a remainder.

1, 2, 4, 8, 16, 32, 64, 127, 254, 508, 1016, 2032, 4064

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 8121 and 8128. The biggest common factor number is the GCF number.
So the greatest common factor 8121 and 8128 is 1.

Also check out the Least Common Multiple of 8121 and 8128