What is the Greatest Common Factor of 91668 and 91680?

Greatest common factor (GCF) of 91668 and 91680 is 12.

GCF(91668,91680) = 12

We will now calculate the prime factors of 91668 and 91680, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 91668 and 91680.

How to find the GCF of 91668 and 91680?

We will first find the prime factorization of 91668 and 91680. After we will calculate the factors of 91668 and 91680 and find the biggest common factor number .

Step-1: Prime Factorization of 91668

Prime factors of 91668 are 2, 3, 7639. Prime factorization of 91668 in exponential form is:

91668 = 2² × 3¹ × 7639¹

Step-2: Prime Factorization of 91680

Prime factors of 91680 are 2, 3, 5, 191. Prime factorization of 91680 in exponential form is:

91680 = 2⁵ × 3¹ × 5¹ × 191¹

Step-3: Factors of 91668

List of positive integer factors of 91668 that divides 91668 without a remainder.

1, 2, 3, 4, 6, 12, 7639, 15278, 22917, 30556, 45834

Step-4: Factors of 91680

List of positive integer factors of 91680 that divides 91668 without a remainder.

1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 191, 240, 382, 480, 573, 764, 955, 1146, 1528, 1910, 2292, 2865, 3056, 3820, 4584, 5730, 6112, 7640, 9168, 11460, 15280, 18336, 22920, 30560, 45840

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 91668 and 91680. The biggest common factor number is the GCF number.
So the greatest common factor 91668 and 91680 is 12.

Also check out the Least Common Multiple of 91668 and 91680