What is the Greatest Common Factor of 22445 and 22455?

Greatest common factor (GCF) of 22445 and 22455 is 5.

GCF(22445,22455) = 5

We will now calculate the prime factors of 22445 and 22455, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 22445 and 22455.

How to find the GCF of 22445 and 22455?

We will first find the prime factorization of 22445 and 22455. After we will calculate the factors of 22445 and 22455 and find the biggest common factor number .

Step-1: Prime Factorization of 22445

Prime factors of 22445 are 5, 67. Prime factorization of 22445 in exponential form is:

22445 = 5¹ × 67²

Step-2: Prime Factorization of 22455

Prime factors of 22455 are 3, 5, 499. Prime factorization of 22455 in exponential form is:

22455 = 3² × 5¹ × 499¹

Step-3: Factors of 22445

List of positive integer factors of 22445 that divides 22445 without a remainder.

1, 5, 67, 335, 4489

Step-4: Factors of 22455

List of positive integer factors of 22455 that divides 22445 without a remainder.

1, 3, 5, 9, 15, 45, 499, 1497, 2495, 4491, 7485

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 22445 and 22455. The biggest common factor number is the GCF number.
So the greatest common factor 22445 and 22455 is 5.

Also check out the Least Common Multiple of 22445 and 22455