What is the Greatest Common Factor of 15021 and 15028?

Greatest common factor (GCF) of 15021 and 15028 is 1.

GCF(15021,15028) = 1

We will now calculate the prime factors of 15021 and 15028, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 15021 and 15028.

How to find the GCF of 15021 and 15028?

We will first find the prime factorization of 15021 and 15028. After we will calculate the factors of 15021 and 15028 and find the biggest common factor number .

Step-1: Prime Factorization of 15021

Prime factors of 15021 are 3, 1669. Prime factorization of 15021 in exponential form is:

15021 = 3² × 1669¹

Step-2: Prime Factorization of 15028

Prime factors of 15028 are 2, 13, 17. Prime factorization of 15028 in exponential form is:

15028 = 2² × 13¹ × 17²

Step-3: Factors of 15021

List of positive integer factors of 15021 that divides 15021 without a remainder.

1, 3, 9, 1669, 5007

Step-4: Factors of 15028

List of positive integer factors of 15028 that divides 15021 without a remainder.

1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 289, 442, 578, 884, 1156, 3757, 7514

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 15021 and 15028. The biggest common factor number is the GCF number.
So the greatest common factor 15021 and 15028 is 1.

Also check out the Least Common Multiple of 15021 and 15028