What is the Greatest Common Factor of 28655 and 28661?

Greatest common factor (GCF) of 28655 and 28661 is 1.

GCF(28655,28661) = 1

We will now calculate the prime factors of 28655 and 28661, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 28655 and 28661.

How to find the GCF of 28655 and 28661?

We will first find the prime factorization of 28655 and 28661. After we will calculate the factors of 28655 and 28661 and find the biggest common factor number .

Step-1: Prime Factorization of 28655

Prime factors of 28655 are 5, 11, 521. Prime factorization of 28655 in exponential form is:

28655 = 5¹ × 11¹ × 521¹

Step-2: Prime Factorization of 28661

Prime factors of 28661 are 28661. Prime factorization of 28661 in exponential form is:

28661 = 28661¹

Step-3: Factors of 28655

List of positive integer factors of 28655 that divides 28655 without a remainder.

1, 5, 11, 55, 521, 2605, 5731

Step-4: Factors of 28661

List of positive integer factors of 28661 that divides 28655 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 28655 and 28661. The biggest common factor number is the GCF number.
So the greatest common factor 28655 and 28661 is 1.

Also check out the Least Common Multiple of 28655 and 28661