What is the Greatest Common Factor of 20016 and 20028?

Greatest common factor (GCF) of 20016 and 20028 is 12.

GCF(20016,20028) = 12

We will now calculate the prime factors of 20016 and 20028, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 20016 and 20028.

How to find the GCF of 20016 and 20028?

We will first find the prime factorization of 20016 and 20028. After we will calculate the factors of 20016 and 20028 and find the biggest common factor number .

Step-1: Prime Factorization of 20016

Prime factors of 20016 are 2, 3, 139. Prime factorization of 20016 in exponential form is:

20016 = 2⁴ × 3² × 139¹

Step-2: Prime Factorization of 20028

Prime factors of 20028 are 2, 3, 1669. Prime factorization of 20028 in exponential form is:

20028 = 2² × 3¹ × 1669¹

Step-3: Factors of 20016

List of positive integer factors of 20016 that divides 20016 without a remainder.

1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 139, 144, 278, 417, 556, 834, 1112, 1251, 1668, 2224, 2502, 3336, 5004, 6672, 10008

Step-4: Factors of 20028

List of positive integer factors of 20028 that divides 20016 without a remainder.

1, 2, 3, 4, 6, 12, 1669, 3338, 5007, 6676, 10014

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 20016 and 20028. The biggest common factor number is the GCF number.
So the greatest common factor 20016 and 20028 is 12.

Also check out the Least Common Multiple of 20016 and 20028