What is the Greatest Common Factor of 55820 and 55838?

Greatest common factor (GCF) of 55820 and 55838 is 2.

GCF(55820,55838) = 2

We will now calculate the prime factors of 55820 and 55838, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 55820 and 55838.

How to find the GCF of 55820 and 55838?

We will first find the prime factorization of 55820 and 55838. After we will calculate the factors of 55820 and 55838 and find the biggest common factor number .

Step-1: Prime Factorization of 55820

Prime factors of 55820 are 2, 5, 2791. Prime factorization of 55820 in exponential form is:

55820 = 2² × 5¹ × 2791¹

Step-2: Prime Factorization of 55838

Prime factors of 55838 are 2, 27919. Prime factorization of 55838 in exponential form is:

55838 = 2¹ × 27919¹

Step-3: Factors of 55820

List of positive integer factors of 55820 that divides 55820 without a remainder.

1, 2, 4, 5, 10, 20, 2791, 5582, 11164, 13955, 27910

Step-4: Factors of 55838

List of positive integer factors of 55838 that divides 55820 without a remainder.

1, 2, 27919

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 55820 and 55838. The biggest common factor number is the GCF number.
So the greatest common factor 55820 and 55838 is 2.

Also check out the Least Common Multiple of 55820 and 55838