What is the Greatest Common Factor of 22778 and 22790?

Greatest common factor (GCF) of 22778 and 22790 is 2.

GCF(22778,22790) = 2

We will now calculate the prime factors of 22778 and 22790, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 22778 and 22790.

How to find the GCF of 22778 and 22790?

We will first find the prime factorization of 22778 and 22790. After we will calculate the factors of 22778 and 22790 and find the biggest common factor number .

Step-1: Prime Factorization of 22778

Prime factors of 22778 are 2, 7, 1627. Prime factorization of 22778 in exponential form is:

22778 = 2¹ × 7¹ × 1627¹

Step-2: Prime Factorization of 22790

Prime factors of 22790 are 2, 5, 43, 53. Prime factorization of 22790 in exponential form is:

22790 = 2¹ × 5¹ × 43¹ × 53¹

Step-3: Factors of 22778

List of positive integer factors of 22778 that divides 22778 without a remainder.

1, 2, 7, 14, 1627, 3254, 11389

Step-4: Factors of 22790

List of positive integer factors of 22790 that divides 22778 without a remainder.

1, 2, 5, 10, 43, 53, 86, 106, 215, 265, 430, 530, 2279, 4558, 11395

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 22778 and 22790. The biggest common factor number is the GCF number.
So the greatest common factor 22778 and 22790 is 2.

Also check out the Least Common Multiple of 22778 and 22790