What is the Greatest Common Factor of 63021 and 63030?

Greatest common factor (GCF) of 63021 and 63030 is 3.

GCF(63021,63030) = 3

We will now calculate the prime factors of 63021 and 63030, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 63021 and 63030.

How to find the GCF of 63021 and 63030?

We will first find the prime factorization of 63021 and 63030. After we will calculate the factors of 63021 and 63030 and find the biggest common factor number .

Step-1: Prime Factorization of 63021

Prime factors of 63021 are 3, 7, 3001. Prime factorization of 63021 in exponential form is:

63021 = 3¹ × 7¹ × 3001¹

Step-2: Prime Factorization of 63030

Prime factors of 63030 are 2, 3, 5, 11, 191. Prime factorization of 63030 in exponential form is:

63030 = 2¹ × 3¹ × 5¹ × 11¹ × 191¹

Step-3: Factors of 63021

List of positive integer factors of 63021 that divides 63021 without a remainder.

1, 3, 7, 21, 3001, 9003, 21007

Step-4: Factors of 63030

List of positive integer factors of 63030 that divides 63021 without a remainder.

1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 191, 330, 382, 573, 955, 1146, 1910, 2101, 2865, 4202, 5730, 6303, 10505, 12606, 21010, 31515

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 63021 and 63030. The biggest common factor number is the GCF number.
So the greatest common factor 63021 and 63030 is 3.

Also check out the Least Common Multiple of 63021 and 63030