What is the Greatest Common Factor of 40215 and 40224?

Greatest common factor (GCF) of 40215 and 40224 is 3.

GCF(40215,40224) = 3

We will now calculate the prime factors of 40215 and 40224, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 40215 and 40224.

How to find the GCF of 40215 and 40224?

We will first find the prime factorization of 40215 and 40224. After we will calculate the factors of 40215 and 40224 and find the biggest common factor number .

Step-1: Prime Factorization of 40215

Prime factors of 40215 are 3, 5, 7, 383. Prime factorization of 40215 in exponential form is:

40215 = 3¹ × 5¹ × 7¹ × 383¹

Step-2: Prime Factorization of 40224

Prime factors of 40224 are 2, 3, 419. Prime factorization of 40224 in exponential form is:

40224 = 2⁵ × 3¹ × 419¹

Step-3: Factors of 40215

List of positive integer factors of 40215 that divides 40215 without a remainder.

1, 3, 5, 7, 15, 21, 35, 105, 383, 1149, 1915, 2681, 5745, 8043, 13405

Step-4: Factors of 40224

List of positive integer factors of 40224 that divides 40215 without a remainder.

1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 419, 838, 1257, 1676, 2514, 3352, 5028, 6704, 10056, 13408, 20112

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 40215 and 40224. The biggest common factor number is the GCF number.
So the greatest common factor 40215 and 40224 is 3.

Also check out the Least Common Multiple of 40215 and 40224