What is the Greatest Common Factor of 55780 and 55786?

Greatest common factor (GCF) of 55780 and 55786 is 2.

GCF(55780,55786) = 2

We will now calculate the prime factors of 55780 and 55786, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 55780 and 55786.

How to find the GCF of 55780 and 55786?

We will first find the prime factorization of 55780 and 55786. After we will calculate the factors of 55780 and 55786 and find the biggest common factor number .

Step-1: Prime Factorization of 55780

Prime factors of 55780 are 2, 5, 2789. Prime factorization of 55780 in exponential form is:

55780 = 2² × 5¹ × 2789¹

Step-2: Prime Factorization of 55786

Prime factors of 55786 are 2, 27893. Prime factorization of 55786 in exponential form is:

55786 = 2¹ × 27893¹

Step-3: Factors of 55780

List of positive integer factors of 55780 that divides 55780 without a remainder.

1, 2, 4, 5, 10, 20, 2789, 5578, 11156, 13945, 27890

Step-4: Factors of 55786

List of positive integer factors of 55786 that divides 55780 without a remainder.

1, 2, 27893

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 55780 and 55786. The biggest common factor number is the GCF number.
So the greatest common factor 55780 and 55786 is 2.

Also check out the Least Common Multiple of 55780 and 55786