What is the Greatest Common Factor of 7221 and 7233?

Greatest common factor (GCF) of 7221 and 7233 is 3.

GCF(7221,7233) = 3

We will now calculate the prime factors of 7221 and 7233, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 7221 and 7233.

How to find the GCF of 7221 and 7233?

We will first find the prime factorization of 7221 and 7233. After we will calculate the factors of 7221 and 7233 and find the biggest common factor number .

Step-1: Prime Factorization of 7221

Prime factors of 7221 are 3, 29, 83. Prime factorization of 7221 in exponential form is:

7221 = 3¹ × 29¹ × 83¹

Step-2: Prime Factorization of 7233

Prime factors of 7233 are 3, 2411. Prime factorization of 7233 in exponential form is:

7233 = 3¹ × 2411¹

Step-3: Factors of 7221

List of positive integer factors of 7221 that divides 7221 without a remainder.

1, 3, 29, 83, 87, 249, 2407

Step-4: Factors of 7233

List of positive integer factors of 7233 that divides 7221 without a remainder.

1, 3, 2411

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 7221 and 7233. The biggest common factor number is the GCF number.
So the greatest common factor 7221 and 7233 is 3.

Also check out the Least Common Multiple of 7221 and 7233