What is the Greatest Common Factor of 17778 and 17788?

Greatest common factor (GCF) of 17778 and 17788 is 2.

GCF(17778,17788) = 2

We will now calculate the prime factors of 17778 and 17788, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 17778 and 17788.

How to find the GCF of 17778 and 17788?

We will first find the prime factorization of 17778 and 17788. After we will calculate the factors of 17778 and 17788 and find the biggest common factor number .

Step-1: Prime Factorization of 17778

Prime factors of 17778 are 2, 3, 2963. Prime factorization of 17778 in exponential form is:

17778 = 2¹ × 3¹ × 2963¹

Step-2: Prime Factorization of 17788

Prime factors of 17788 are 2, 4447. Prime factorization of 17788 in exponential form is:

17788 = 2² × 4447¹

Step-3: Factors of 17778

List of positive integer factors of 17778 that divides 17778 without a remainder.

1, 2, 3, 6, 2963, 5926, 8889

Step-4: Factors of 17788

List of positive integer factors of 17788 that divides 17778 without a remainder.

1, 2, 4, 4447, 8894

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 17778 and 17788. The biggest common factor number is the GCF number.
So the greatest common factor 17778 and 17788 is 2.

Also check out the Least Common Multiple of 17778 and 17788