What is the Greatest Common Factor of 6987 and 6999?

Greatest common factor (GCF) of 6987 and 6999 is 3.

GCF(6987,6999) = 3

We will now calculate the prime factors of 6987 and 6999, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 6987 and 6999.

How to find the GCF of 6987 and 6999?

We will first find the prime factorization of 6987 and 6999. After we will calculate the factors of 6987 and 6999 and find the biggest common factor number .

Step-1: Prime Factorization of 6987

Prime factors of 6987 are 3, 17, 137. Prime factorization of 6987 in exponential form is:

6987 = 3¹ × 17¹ × 137¹

Step-2: Prime Factorization of 6999

Prime factors of 6999 are 3, 2333. Prime factorization of 6999 in exponential form is:

6999 = 3¹ × 2333¹

Step-3: Factors of 6987

List of positive integer factors of 6987 that divides 6987 without a remainder.

1, 3, 17, 51, 137, 411, 2329

Step-4: Factors of 6999

List of positive integer factors of 6999 that divides 6987 without a remainder.

1, 3, 2333

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 6987 and 6999. The biggest common factor number is the GCF number.
So the greatest common factor 6987 and 6999 is 3.

Also check out the Least Common Multiple of 6987 and 6999