What is the Greatest Common Factor of 29991 and 29999?

Greatest common factor (GCF) of 29991 and 29999 is 1.

GCF(29991,29999) = 1

We will now calculate the prime factors of 29991 and 29999, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 29991 and 29999.

How to find the GCF of 29991 and 29999?

We will first find the prime factorization of 29991 and 29999. After we will calculate the factors of 29991 and 29999 and find the biggest common factor number .

Step-1: Prime Factorization of 29991

Prime factors of 29991 are 3, 13, 769. Prime factorization of 29991 in exponential form is:

29991 = 3¹ × 13¹ × 769¹

Step-2: Prime Factorization of 29999

Prime factors of 29999 are 131, 229. Prime factorization of 29999 in exponential form is:

29999 = 131¹ × 229¹

Step-3: Factors of 29991

List of positive integer factors of 29991 that divides 29991 without a remainder.

1, 3, 13, 39, 769, 2307, 9997

Step-4: Factors of 29999

List of positive integer factors of 29999 that divides 29991 without a remainder.

1, 131, 229

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 29991 and 29999. The biggest common factor number is the GCF number.
So the greatest common factor 29991 and 29999 is 1.

Also check out the Least Common Multiple of 29991 and 29999