What is the Greatest Common Factor of 33372 and 33390?

Greatest common factor (GCF) of 33372 and 33390 is 18.

GCF(33372,33390) = 18

We will now calculate the prime factors of 33372 and 33390, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 33372 and 33390.

How to find the GCF of 33372 and 33390?

We will first find the prime factorization of 33372 and 33390. After we will calculate the factors of 33372 and 33390 and find the biggest common factor number .

Step-1: Prime Factorization of 33372

Prime factors of 33372 are 2, 3, 103. Prime factorization of 33372 in exponential form is:

33372 = 2² × 3⁴ × 103¹

Step-2: Prime Factorization of 33390

Prime factors of 33390 are 2, 3, 5, 7, 53. Prime factorization of 33390 in exponential form is:

33390 = 2¹ × 3² × 5¹ × 7¹ × 53¹

Step-3: Factors of 33372

List of positive integer factors of 33372 that divides 33372 without a remainder.

1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 103, 108, 162, 206, 309, 324, 412, 618, 927, 1236, 1854, 2781, 3708, 5562, 8343, 11124, 16686

Step-4: Factors of 33390

List of positive integer factors of 33390 that divides 33372 without a remainder.

1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 53, 63, 70, 90, 105, 106, 126, 159, 210, 265, 315, 318, 371, 477, 530, 630, 742, 795, 954, 1113, 1590, 1855, 2226, 2385, 3339, 3710, 4770, 5565, 6678, 11130, 16695

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 33372 and 33390. The biggest common factor number is the GCF number.
So the greatest common factor 33372 and 33390 is 18.

Also check out the Least Common Multiple of 33372 and 33390