What is the Greatest Common Factor of 8180 and 8191?

Greatest common factor (GCF) of 8180 and 8191 is 1.

GCF(8180,8191) = 1

We will now calculate the prime factors of 8180 and 8191, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 8180 and 8191.

How to find the GCF of 8180 and 8191?

We will first find the prime factorization of 8180 and 8191. After we will calculate the factors of 8180 and 8191 and find the biggest common factor number .

Step-1: Prime Factorization of 8180

Prime factors of 8180 are 2, 5, 409. Prime factorization of 8180 in exponential form is:

8180 = 2² × 5¹ × 409¹

Step-2: Prime Factorization of 8191

Prime factors of 8191 are 8191. Prime factorization of 8191 in exponential form is:

8191 = 8191¹

Step-3: Factors of 8180

List of positive integer factors of 8180 that divides 8180 without a remainder.

1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 4090

Step-4: Factors of 8191

List of positive integer factors of 8191 that divides 8180 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 8180 and 8191. The biggest common factor number is the GCF number.
So the greatest common factor 8180 and 8191 is 1.

Also check out the Least Common Multiple of 8180 and 8191