What is the Greatest Common Factor of 55378 and 55386?

Greatest common factor (GCF) of 55378 and 55386 is 2.

GCF(55378,55386) = 2

We will now calculate the prime factors of 55378 and 55386, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 55378 and 55386.

How to find the GCF of 55378 and 55386?

We will first find the prime factorization of 55378 and 55386. After we will calculate the factors of 55378 and 55386 and find the biggest common factor number .

Step-1: Prime Factorization of 55378

Prime factors of 55378 are 2, 27689. Prime factorization of 55378 in exponential form is:

55378 = 2¹ × 27689¹

Step-2: Prime Factorization of 55386

Prime factors of 55386 are 2, 3, 17, 181. Prime factorization of 55386 in exponential form is:

55386 = 2¹ × 3² × 17¹ × 181¹

Step-3: Factors of 55378

List of positive integer factors of 55378 that divides 55378 without a remainder.

1, 2, 27689

Step-4: Factors of 55386

List of positive integer factors of 55386 that divides 55378 without a remainder.

1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 181, 306, 362, 543, 1086, 1629, 3077, 3258, 6154, 9231, 18462, 27693

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 55378 and 55386. The biggest common factor number is the GCF number.
So the greatest common factor 55378 and 55386 is 2.

Also check out the Least Common Multiple of 55378 and 55386