What is the Greatest Common Factor of 6708 and 6720?

Greatest common factor (GCF) of 6708 and 6720 is 12.

GCF(6708,6720) = 12

We will now calculate the prime factors of 6708 and 6720, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 6708 and 6720.

How to find the GCF of 6708 and 6720?

We will first find the prime factorization of 6708 and 6720. After we will calculate the factors of 6708 and 6720 and find the biggest common factor number .

Step-1: Prime Factorization of 6708

Prime factors of 6708 are 2, 3, 13, 43. Prime factorization of 6708 in exponential form is:

6708 = 2² × 3¹ × 13¹ × 43¹

Step-2: Prime Factorization of 6720

Prime factors of 6720 are 2, 3, 5, 7. Prime factorization of 6720 in exponential form is:

6720 = 2⁶ × 3¹ × 5¹ × 7¹

Step-3: Factors of 6708

List of positive integer factors of 6708 that divides 6708 without a remainder.

1, 2, 3, 4, 6, 12, 13, 26, 39, 43, 52, 78, 86, 129, 156, 172, 258, 516, 559, 1118, 1677, 2236, 3354

Step-4: Factors of 6720

List of positive integer factors of 6720 that divides 6708 without a remainder.

1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 6708 and 6720. The biggest common factor number is the GCF number.
So the greatest common factor 6708 and 6720 is 12.

Also check out the Least Common Multiple of 6708 and 6720