What is the Greatest Common Factor of 28421 and 28437?

Greatest common factor (GCF) of 28421 and 28437 is 1.

GCF(28421,28437) = 1

We will now calculate the prime factors of 28421 and 28437, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 28421 and 28437.

How to find the GCF of 28421 and 28437?

We will first find the prime factorization of 28421 and 28437. After we will calculate the factors of 28421 and 28437 and find the biggest common factor number .

Step-1: Prime Factorization of 28421

Prime factors of 28421 are 97, 293. Prime factorization of 28421 in exponential form is:

28421 = 97¹ × 293¹

Step-2: Prime Factorization of 28437

Prime factors of 28437 are 3, 9479. Prime factorization of 28437 in exponential form is:

28437 = 3¹ × 9479¹

Step-3: Factors of 28421

List of positive integer factors of 28421 that divides 28421 without a remainder.

1, 97, 293

Step-4: Factors of 28437

List of positive integer factors of 28437 that divides 28421 without a remainder.

1, 3, 9479

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 28421 and 28437. The biggest common factor number is the GCF number.
So the greatest common factor 28421 and 28437 is 1.

Also check out the Least Common Multiple of 28421 and 28437