What is the Greatest Common Factor of 30038 and 30042?

Greatest common factor (GCF) of 30038 and 30042 is 2.

GCF(30038,30042) = 2

We will now calculate the prime factors of 30038 and 30042, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 30038 and 30042.

How to find the GCF of 30038 and 30042?

We will first find the prime factorization of 30038 and 30042. After we will calculate the factors of 30038 and 30042 and find the biggest common factor number .

Step-1: Prime Factorization of 30038

Prime factors of 30038 are 2, 23, 653. Prime factorization of 30038 in exponential form is:

30038 = 2¹ × 23¹ × 653¹

Step-2: Prime Factorization of 30042

Prime factors of 30042 are 2, 3, 1669. Prime factorization of 30042 in exponential form is:

30042 = 2¹ × 3² × 1669¹

Step-3: Factors of 30038

List of positive integer factors of 30038 that divides 30038 without a remainder.

1, 2, 23, 46, 653, 1306, 15019

Step-4: Factors of 30042

List of positive integer factors of 30042 that divides 30038 without a remainder.

1, 2, 3, 6, 9, 18, 1669, 3338, 5007, 10014, 15021

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 30038 and 30042. The biggest common factor number is the GCF number.
So the greatest common factor 30038 and 30042 is 2.

Also check out the Least Common Multiple of 30038 and 30042