What is the Greatest Common Factor of 11780 and 11786?

Greatest common factor (GCF) of 11780 and 11786 is 2.

GCF(11780,11786) = 2

We will now calculate the prime factors of 11780 and 11786, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 11780 and 11786.

How to find the GCF of 11780 and 11786?

We will first find the prime factorization of 11780 and 11786. After we will calculate the factors of 11780 and 11786 and find the biggest common factor number .

Step-1: Prime Factorization of 11780

Prime factors of 11780 are 2, 5, 19, 31. Prime factorization of 11780 in exponential form is:

11780 = 2² × 5¹ × 19¹ × 31¹

Step-2: Prime Factorization of 11786

Prime factors of 11786 are 2, 71, 83. Prime factorization of 11786 in exponential form is:

11786 = 2¹ × 71¹ × 83¹

Step-3: Factors of 11780

List of positive integer factors of 11780 that divides 11780 without a remainder.

1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 1178, 2356, 2945, 5890

Step-4: Factors of 11786

List of positive integer factors of 11786 that divides 11780 without a remainder.

1, 2, 71, 83, 142, 166, 5893

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 11780 and 11786. The biggest common factor number is the GCF number.
So the greatest common factor 11780 and 11786 is 2.

Also check out the Least Common Multiple of 11780 and 11786