What is the Greatest Common Factor of 76566 and 76581?

Greatest common factor (GCF) of 76566 and 76581 is 3.

GCF(76566,76581) = 3

We will now calculate the prime factors of 76566 and 76581, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 76566 and 76581.

How to find the GCF of 76566 and 76581?

We will first find the prime factorization of 76566 and 76581. After we will calculate the factors of 76566 and 76581 and find the biggest common factor number .

Step-1: Prime Factorization of 76566

Prime factors of 76566 are 2, 3, 7, 1823. Prime factorization of 76566 in exponential form is:

76566 = 2¹ × 3¹ × 7¹ × 1823¹

Step-2: Prime Factorization of 76581

Prime factors of 76581 are 3, 67, 127. Prime factorization of 76581 in exponential form is:

76581 = 3² × 67¹ × 127¹

Step-3: Factors of 76566

List of positive integer factors of 76566 that divides 76566 without a remainder.

1, 2, 3, 6, 7, 14, 21, 42, 1823, 3646, 5469, 10938, 12761, 25522, 38283

Step-4: Factors of 76581

List of positive integer factors of 76581 that divides 76566 without a remainder.

1, 3, 9, 67, 127, 201, 381, 603, 1143, 8509, 25527

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 76566 and 76581. The biggest common factor number is the GCF number.
So the greatest common factor 76566 and 76581 is 3.

Also check out the Least Common Multiple of 76566 and 76581