What is the Greatest Common Factor of 29991 and 30000?

Greatest common factor (GCF) of 29991 and 30000 is 3.

GCF(29991,30000) = 3

We will now calculate the prime factors of 29991 and 30000, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 29991 and 30000.

How to find the GCF of 29991 and 30000?

We will first find the prime factorization of 29991 and 30000. After we will calculate the factors of 29991 and 30000 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 30000

Prime factors of 30000 are 2, 3, 5. Prime factorization of 30000 in exponential form is:

30000 = 2⁴ × 3¹ × 5⁴

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 30000

List of positive integer factors of 30000 that divides 29991 without a remainder.

1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 125, 150, 200, 240, 250, 300, 375, 400, 500, 600, 625, 750, 1000, 1200, 1250, 1500, 1875, 2000, 2500, 3000, 3750, 5000, 6000, 7500, 10000, 15000

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 29991 and 30000. The biggest common factor number is the GCF number.
So the greatest common factor 29991 and 30000 is 3.

Also check out the Least Common Multiple of 29991 and 30000