What is the Greatest Common Factor of 18931 and 18943?

Greatest common factor (GCF) of 18931 and 18943 is 1.

GCF(18931,18943) = 1

We will now calculate the prime factors of 18931 and 18943, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 18931 and 18943.

How to find the GCF of 18931 and 18943?

We will first find the prime factorization of 18931 and 18943. After we will calculate the factors of 18931 and 18943 and find the biggest common factor number .

Step-1: Prime Factorization of 18931

Prime factors of 18931 are 11, 1721. Prime factorization of 18931 in exponential form is:

18931 = 11¹ × 1721¹

Step-2: Prime Factorization of 18943

Prime factors of 18943 are 19, 997. Prime factorization of 18943 in exponential form is:

18943 = 19¹ × 997¹

Step-3: Factors of 18931

List of positive integer factors of 18931 that divides 18931 without a remainder.

1, 11, 1721

Step-4: Factors of 18943

List of positive integer factors of 18943 that divides 18931 without a remainder.

1, 19, 997

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 18931 and 18943. The biggest common factor number is the GCF number.
So the greatest common factor 18931 and 18943 is 1.

Also check out the Least Common Multiple of 18931 and 18943