What is the Greatest Common Factor of 66021 and 66027?

Greatest common factor (GCF) of 66021 and 66027 is 3.

GCF(66021,66027) = 3

We will now calculate the prime factors of 66021 and 66027, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 66021 and 66027.

How to find the GCF of 66021 and 66027?

We will first find the prime factorization of 66021 and 66027. After we will calculate the factors of 66021 and 66027 and find the biggest common factor number .

Step-1: Prime Factorization of 66021

Prime factors of 66021 are 3, 59, 373. Prime factorization of 66021 in exponential form is:

66021 = 3¹ × 59¹ × 373¹

Step-2: Prime Factorization of 66027

Prime factors of 66027 are 3, 13, 1693. Prime factorization of 66027 in exponential form is:

66027 = 3¹ × 13¹ × 1693¹

Step-3: Factors of 66021

List of positive integer factors of 66021 that divides 66021 without a remainder.

1, 3, 59, 177, 373, 1119, 22007

Step-4: Factors of 66027

List of positive integer factors of 66027 that divides 66021 without a remainder.

1, 3, 13, 39, 1693, 5079, 22009

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 66021 and 66027. The biggest common factor number is the GCF number.
So the greatest common factor 66021 and 66027 is 3.

Also check out the Least Common Multiple of 66021 and 66027