What is the Greatest Common Factor of 4473 and 4485?

Greatest common factor (GCF) of 4473 and 4485 is 3.

GCF(4473,4485) = 3

We will now calculate the prime factors of 4473 and 4485, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 4473 and 4485.

How to find the GCF of 4473 and 4485?

We will first find the prime factorization of 4473 and 4485. After we will calculate the factors of 4473 and 4485 and find the biggest common factor number .

Step-1: Prime Factorization of 4473

Prime factors of 4473 are 3, 7, 71. Prime factorization of 4473 in exponential form is:

4473 = 3² × 7¹ × 71¹

Step-2: Prime Factorization of 4485

Prime factors of 4485 are 3, 5, 13, 23. Prime factorization of 4485 in exponential form is:

4485 = 3¹ × 5¹ × 13¹ × 23¹

Step-3: Factors of 4473

List of positive integer factors of 4473 that divides 4473 without a remainder.

1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491

Step-4: Factors of 4485

List of positive integer factors of 4485 that divides 4473 without a remainder.

1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 345, 897, 1495

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 4473 and 4485. The biggest common factor number is the GCF number.
So the greatest common factor 4473 and 4485 is 3.

Also check out the Least Common Multiple of 4473 and 4485