What is the Greatest Common Factor of 7381 and 7391?

Greatest common factor (GCF) of 7381 and 7391 is 1.

GCF(7381,7391) = 1

We will now calculate the prime factors of 7381 and 7391, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 7381 and 7391.

How to find the GCF of 7381 and 7391?

We will first find the prime factorization of 7381 and 7391. After we will calculate the factors of 7381 and 7391 and find the biggest common factor number .

Step-1: Prime Factorization of 7381

Prime factors of 7381 are 11, 61. Prime factorization of 7381 in exponential form is:

7381 = 11² × 61¹

Step-2: Prime Factorization of 7391

Prime factors of 7391 are 19, 389. Prime factorization of 7391 in exponential form is:

7391 = 19¹ × 389¹

Step-3: Factors of 7381

List of positive integer factors of 7381 that divides 7381 without a remainder.

1, 11, 61, 121, 671

Step-4: Factors of 7391

List of positive integer factors of 7391 that divides 7381 without a remainder.

1, 19, 389

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 7381 and 7391. The biggest common factor number is the GCF number.
So the greatest common factor 7381 and 7391 is 1.

Also check out the Least Common Multiple of 7381 and 7391