What is the Greatest Common Factor of 24390 and 24408?

Greatest common factor (GCF) of 24390 and 24408 is 18.

GCF(24390,24408) = 18

We will now calculate the prime factors of 24390 and 24408, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 24390 and 24408.

How to find the GCF of 24390 and 24408?

We will first find the prime factorization of 24390 and 24408. After we will calculate the factors of 24390 and 24408 and find the biggest common factor number .

Step-1: Prime Factorization of 24390

Prime factors of 24390 are 2, 3, 5, 271. Prime factorization of 24390 in exponential form is:

24390 = 2¹ × 3² × 5¹ × 271¹

Step-2: Prime Factorization of 24408

Prime factors of 24408 are 2, 3, 113. Prime factorization of 24408 in exponential form is:

24408 = 2³ × 3³ × 113¹

Step-3: Factors of 24390

List of positive integer factors of 24390 that divides 24390 without a remainder.

1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 271, 542, 813, 1355, 1626, 2439, 2710, 4065, 4878, 8130, 12195

Step-4: Factors of 24408

List of positive integer factors of 24408 that divides 24390 without a remainder.

1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 113, 216, 226, 339, 452, 678, 904, 1017, 1356, 2034, 2712, 3051, 4068, 6102, 8136, 12204

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 24390 and 24408. The biggest common factor number is the GCF number.
So the greatest common factor 24390 and 24408 is 18.

Also check out the Least Common Multiple of 24390 and 24408