What is the Greatest Common Factor of 17778 and 17798?

Greatest common factor (GCF) of 17778 and 17798 is 2.

GCF(17778,17798) = 2

We will now calculate the prime factors of 17778 and 17798, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 17778 and 17798.

How to find the GCF of 17778 and 17798?

We will first find the prime factorization of 17778 and 17798. After we will calculate the factors of 17778 and 17798 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 17798

Prime factors of 17798 are 2, 11, 809. Prime factorization of 17798 in exponential form is:

17798 = 2¹ × 11¹ × 809¹

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 17798

List of positive integer factors of 17798 that divides 17778 without a remainder.

1, 2, 11, 22, 809, 1618, 8899

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 17778 and 17798. The biggest common factor number is the GCF number.
So the greatest common factor 17778 and 17798 is 2.

Also check out the Least Common Multiple of 17778 and 17798