What is the Greatest Common Factor of 40230 and 40245?

Greatest common factor (GCF) of 40230 and 40245 is 15.

GCF(40230,40245) = 15

We will now calculate the prime factors of 40230 and 40245, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 40230 and 40245.

How to find the GCF of 40230 and 40245?

We will first find the prime factorization of 40230 and 40245. After we will calculate the factors of 40230 and 40245 and find the biggest common factor number .

Step-1: Prime Factorization of 40230

Prime factors of 40230 are 2, 3, 5, 149. Prime factorization of 40230 in exponential form is:

40230 = 2¹ × 3³ × 5¹ × 149¹

Step-2: Prime Factorization of 40245

Prime factors of 40245 are 3, 5, 2683. Prime factorization of 40245 in exponential form is:

40245 = 3¹ × 5¹ × 2683¹

Step-3: Factors of 40230

List of positive integer factors of 40230 that divides 40230 without a remainder.

1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 149, 270, 298, 447, 745, 894, 1341, 1490, 2235, 2682, 4023, 4470, 6705, 8046, 13410, 20115

Step-4: Factors of 40245

List of positive integer factors of 40245 that divides 40230 without a remainder.

1, 3, 5, 15, 2683, 8049, 13415

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 40230 and 40245. The biggest common factor number is the GCF number.
So the greatest common factor 40230 and 40245 is 15.

Also check out the Least Common Multiple of 40230 and 40245