What is the Greatest Common Factor of 4449 and 4455?

Greatest common factor (GCF) of 4449 and 4455 is 3.

GCF(4449,4455) = 3

We will now calculate the prime factors of 4449 and 4455, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 4449 and 4455.

How to find the GCF of 4449 and 4455?

We will first find the prime factorization of 4449 and 4455. After we will calculate the factors of 4449 and 4455 and find the biggest common factor number .

Step-1: Prime Factorization of 4449

Prime factors of 4449 are 3, 1483. Prime factorization of 4449 in exponential form is:

4449 = 3¹ × 1483¹

Step-2: Prime Factorization of 4455

Prime factors of 4455 are 3, 5, 11. Prime factorization of 4455 in exponential form is:

4455 = 3⁴ × 5¹ × 11¹

Step-3: Factors of 4449

List of positive integer factors of 4449 that divides 4449 without a remainder.

1, 3, 1483

Step-4: Factors of 4455

List of positive integer factors of 4455 that divides 4449 without a remainder.

1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 165, 297, 405, 495, 891, 1485

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 4449 and 4455. The biggest common factor number is the GCF number.
So the greatest common factor 4449 and 4455 is 3.

Also check out the Least Common Multiple of 4449 and 4455