What is the Greatest Common Factor of 55558 and 55570?

Greatest common factor (GCF) of 55558 and 55570 is 2.

GCF(55558,55570) = 2

We will now calculate the prime factors of 55558 and 55570, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 55558 and 55570.

How to find the GCF of 55558 and 55570?

We will first find the prime factorization of 55558 and 55570. After we will calculate the factors of 55558 and 55570 and find the biggest common factor number .

Step-1: Prime Factorization of 55558

Prime factors of 55558 are 2, 27779. Prime factorization of 55558 in exponential form is:

55558 = 2¹ × 27779¹

Step-2: Prime Factorization of 55570

Prime factors of 55570 are 2, 5, 5557. Prime factorization of 55570 in exponential form is:

55570 = 2¹ × 5¹ × 5557¹

Step-3: Factors of 55558

List of positive integer factors of 55558 that divides 55558 without a remainder.

1, 2, 27779

Step-4: Factors of 55570

List of positive integer factors of 55570 that divides 55558 without a remainder.

1, 2, 5, 10, 5557, 11114, 27785

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 55558 and 55570. The biggest common factor number is the GCF number.
So the greatest common factor 55558 and 55570 is 2.

Also check out the Least Common Multiple of 55558 and 55570