What is the Greatest Common Factor of 17439 and 17445?

Greatest common factor (GCF) of 17439 and 17445 is 3.

GCF(17439,17445) = 3

We will now calculate the prime factors of 17439 and 17445, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 17439 and 17445.

How to find the GCF of 17439 and 17445?

We will first find the prime factorization of 17439 and 17445. After we will calculate the factors of 17439 and 17445 and find the biggest common factor number .

Step-1: Prime Factorization of 17439

Prime factors of 17439 are 3, 5813. Prime factorization of 17439 in exponential form is:

17439 = 3¹ × 5813¹

Step-2: Prime Factorization of 17445

Prime factors of 17445 are 3, 5, 1163. Prime factorization of 17445 in exponential form is:

17445 = 3¹ × 5¹ × 1163¹

Step-3: Factors of 17439

List of positive integer factors of 17439 that divides 17439 without a remainder.

1, 3, 5813

Step-4: Factors of 17445

List of positive integer factors of 17445 that divides 17439 without a remainder.

1, 3, 5, 15, 1163, 3489, 5815

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 17439 and 17445. The biggest common factor number is the GCF number.
So the greatest common factor 17439 and 17445 is 3.

Also check out the Least Common Multiple of 17439 and 17445