What is the Greatest Common Factor of 55906 and 55918?

Greatest common factor (GCF) of 55906 and 55918 is 2.

GCF(55906,55918) = 2

We will now calculate the prime factors of 55906 and 55918, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 55906 and 55918.

How to find the GCF of 55906 and 55918?

We will first find the prime factorization of 55906 and 55918. After we will calculate the factors of 55906 and 55918 and find the biggest common factor number .

Step-1: Prime Factorization of 55906

Prime factors of 55906 are 2, 27953. Prime factorization of 55906 in exponential form is:

55906 = 2¹ × 27953¹

Step-2: Prime Factorization of 55918

Prime factors of 55918 are 2, 73, 383. Prime factorization of 55918 in exponential form is:

55918 = 2¹ × 73¹ × 383¹

Step-3: Factors of 55906

List of positive integer factors of 55906 that divides 55906 without a remainder.

1, 2, 27953

Step-4: Factors of 55918

List of positive integer factors of 55918 that divides 55906 without a remainder.

1, 2, 73, 146, 383, 766, 27959

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 55906 and 55918. The biggest common factor number is the GCF number.
So the greatest common factor 55906 and 55918 is 2.

Also check out the Least Common Multiple of 55906 and 55918