What is the Greatest Common Factor of 55646 and 55660?

Greatest common factor (GCF) of 55646 and 55660 is 2.

GCF(55646,55660) = 2

We will now calculate the prime factors of 55646 and 55660, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 55646 and 55660.

How to find the GCF of 55646 and 55660?

We will first find the prime factorization of 55646 and 55660. After we will calculate the factors of 55646 and 55660 and find the biggest common factor number .

Step-1: Prime Factorization of 55646

Prime factors of 55646 are 2, 27823. Prime factorization of 55646 in exponential form is:

55646 = 2¹ × 27823¹

Step-2: Prime Factorization of 55660

Prime factors of 55660 are 2, 5, 11, 23. Prime factorization of 55660 in exponential form is:

55660 = 2² × 5¹ × 11² × 23¹

Step-3: Factors of 55646

List of positive integer factors of 55646 that divides 55646 without a remainder.

1, 2, 27823

Step-4: Factors of 55660

List of positive integer factors of 55660 that divides 55646 without a remainder.

1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 121, 220, 230, 242, 253, 460, 484, 506, 605, 1012, 1210, 1265, 2420, 2530, 2783, 5060, 5566, 11132, 13915, 27830

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 55646 and 55660. The biggest common factor number is the GCF number.
So the greatest common factor 55646 and 55660 is 2.

Also check out the Least Common Multiple of 55646 and 55660