What is the Greatest Common Factor of 38991 and 38999?

Greatest common factor (GCF) of 38991 and 38999 is 1.

GCF(38991,38999) = 1

We will now calculate the prime factors of 38991 and 38999, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 38991 and 38999.

How to find the GCF of 38991 and 38999?

We will first find the prime factorization of 38991 and 38999. After we will calculate the factors of 38991 and 38999 and find the biggest common factor number .

Step-1: Prime Factorization of 38991

Prime factors of 38991 are 3, 41, 317. Prime factorization of 38991 in exponential form is:

38991 = 3¹ × 41¹ × 317¹

Step-2: Prime Factorization of 38999

Prime factors of 38999 are 59, 661. Prime factorization of 38999 in exponential form is:

38999 = 59¹ × 661¹

Step-3: Factors of 38991

List of positive integer factors of 38991 that divides 38991 without a remainder.

1, 3, 41, 123, 317, 951, 12997

Step-4: Factors of 38999

List of positive integer factors of 38999 that divides 38991 without a remainder.

1, 59, 661

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 38991 and 38999. The biggest common factor number is the GCF number.
So the greatest common factor 38991 and 38999 is 1.

Also check out the Least Common Multiple of 38991 and 38999