What is the Greatest Common Factor of 27685 and 27695?

Greatest common factor (GCF) of 27685 and 27695 is 5.

GCF(27685,27695) = 5

We will now calculate the prime factors of 27685 and 27695, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 27685 and 27695.

How to find the GCF of 27685 and 27695?

We will first find the prime factorization of 27685 and 27695. After we will calculate the factors of 27685 and 27695 and find the biggest common factor number .

Step-1: Prime Factorization of 27685

Prime factors of 27685 are 5, 7, 113. Prime factorization of 27685 in exponential form is:

27685 = 5¹ × 7² × 113¹

Step-2: Prime Factorization of 27695

Prime factors of 27695 are 5, 29, 191. Prime factorization of 27695 in exponential form is:

27695 = 5¹ × 29¹ × 191¹

Step-3: Factors of 27685

List of positive integer factors of 27685 that divides 27685 without a remainder.

1, 5, 7, 35, 49, 113, 245, 565, 791, 3955, 5537

Step-4: Factors of 27695

List of positive integer factors of 27695 that divides 27685 without a remainder.

1, 5, 29, 145, 191, 955, 5539

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 27685 and 27695. The biggest common factor number is the GCF number.
So the greatest common factor 27685 and 27695 is 5.

Also check out the Least Common Multiple of 27685 and 27695