What is the Greatest Common Factor of 28078 and 28089?

Greatest common factor (GCF) of 28078 and 28089 is 1.

GCF(28078,28089) = 1

We will now calculate the prime factors of 28078 and 28089, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 28078 and 28089.

How to find the GCF of 28078 and 28089?

We will first find the prime factorization of 28078 and 28089. After we will calculate the factors of 28078 and 28089 and find the biggest common factor number .

Step-1: Prime Factorization of 28078

Prime factors of 28078 are 2, 101, 139. Prime factorization of 28078 in exponential form is:

28078 = 2¹ × 101¹ × 139¹

Step-2: Prime Factorization of 28089

Prime factors of 28089 are 3, 3121. Prime factorization of 28089 in exponential form is:

28089 = 3² × 3121¹

Step-3: Factors of 28078

List of positive integer factors of 28078 that divides 28078 without a remainder.

1, 2, 101, 139, 202, 278, 14039

Step-4: Factors of 28089

List of positive integer factors of 28089 that divides 28078 without a remainder.

1, 3, 9, 3121, 9363

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 28078 and 28089. The biggest common factor number is the GCF number.
So the greatest common factor 28078 and 28089 is 1.

Also check out the Least Common Multiple of 28078 and 28089