What is the Greatest Common Factor of 30372 and 30381?

Greatest common factor (GCF) of 30372 and 30381 is 3.

GCF(30372,30381) = 3

We will now calculate the prime factors of 30372 and 30381, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 30372 and 30381.

How to find the GCF of 30372 and 30381?

We will first find the prime factorization of 30372 and 30381. After we will calculate the factors of 30372 and 30381 and find the biggest common factor number .

Step-1: Prime Factorization of 30372

Prime factors of 30372 are 2, 3, 2531. Prime factorization of 30372 in exponential form is:

30372 = 2² × 3¹ × 2531¹

Step-2: Prime Factorization of 30381

Prime factors of 30381 are 3, 13, 19, 41. Prime factorization of 30381 in exponential form is:

30381 = 3¹ × 13¹ × 19¹ × 41¹

Step-3: Factors of 30372

List of positive integer factors of 30372 that divides 30372 without a remainder.

1, 2, 3, 4, 6, 12, 2531, 5062, 7593, 10124, 15186

Step-4: Factors of 30381

List of positive integer factors of 30381 that divides 30372 without a remainder.

1, 3, 13, 19, 39, 41, 57, 123, 247, 533, 741, 779, 1599, 2337, 10127

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 30372 and 30381. The biggest common factor number is the GCF number.
So the greatest common factor 30372 and 30381 is 3.

Also check out the Least Common Multiple of 30372 and 30381