What is the Greatest Common Factor of 7521 and 7533?

Greatest common factor (GCF) of 7521 and 7533 is 3.

GCF(7521,7533) = 3

We will now calculate the prime factors of 7521 and 7533, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 7521 and 7533.

How to find the GCF of 7521 and 7533?

We will first find the prime factorization of 7521 and 7533. After we will calculate the factors of 7521 and 7533 and find the biggest common factor number .

Step-1: Prime Factorization of 7521

Prime factors of 7521 are 3, 23, 109. Prime factorization of 7521 in exponential form is:

7521 = 3¹ × 23¹ × 109¹

Step-2: Prime Factorization of 7533

Prime factors of 7533 are 3, 31. Prime factorization of 7533 in exponential form is:

7533 = 3⁵ × 31¹

Step-3: Factors of 7521

List of positive integer factors of 7521 that divides 7521 without a remainder.

1, 3, 23, 69, 109, 327, 2507

Step-4: Factors of 7533

List of positive integer factors of 7533 that divides 7521 without a remainder.

1, 3, 9, 27, 31, 81, 93, 243, 279, 837, 2511

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 7521 and 7533. The biggest common factor number is the GCF number.
So the greatest common factor 7521 and 7533 is 3.

Also check out the Least Common Multiple of 7521 and 7533