What is the Greatest Common Factor of 39021 and 39030?

Greatest common factor (GCF) of 39021 and 39030 is 3.

GCF(39021,39030) = 3

We will now calculate the prime factors of 39021 and 39030, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 39021 and 39030.

How to find the GCF of 39021 and 39030?

We will first find the prime factorization of 39021 and 39030. After we will calculate the factors of 39021 and 39030 and find the biggest common factor number .

Step-1: Prime Factorization of 39021

Prime factors of 39021 are 3, 13007. Prime factorization of 39021 in exponential form is:

39021 = 3¹ × 13007¹

Step-2: Prime Factorization of 39030

Prime factors of 39030 are 2, 3, 5, 1301. Prime factorization of 39030 in exponential form is:

39030 = 2¹ × 3¹ × 5¹ × 1301¹

Step-3: Factors of 39021

List of positive integer factors of 39021 that divides 39021 without a remainder.

1, 3, 13007

Step-4: Factors of 39030

List of positive integer factors of 39030 that divides 39021 without a remainder.

1, 2, 3, 5, 6, 10, 15, 30, 1301, 2602, 3903, 6505, 7806, 13010, 19515

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 39021 and 39030. The biggest common factor number is the GCF number.
So the greatest common factor 39021 and 39030 is 3.

Also check out the Least Common Multiple of 39021 and 39030