What is the Greatest Common Factor of 17603 and 17621?

Greatest common factor (GCF) of 17603 and 17621 is 1.

GCF(17603,17621) = 1

We will now calculate the prime factors of 17603 and 17621, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 17603 and 17621.

How to find the GCF of 17603 and 17621?

We will first find the prime factorization of 17603 and 17621. After we will calculate the factors of 17603 and 17621 and find the biggest common factor number .

Step-1: Prime Factorization of 17603

Prime factors of 17603 are 29, 607. Prime factorization of 17603 in exponential form is:

17603 = 29¹ × 607¹

Step-2: Prime Factorization of 17621

Prime factors of 17621 are 67, 263. Prime factorization of 17621 in exponential form is:

17621 = 67¹ × 263¹

Step-3: Factors of 17603

List of positive integer factors of 17603 that divides 17603 without a remainder.

1, 29, 607

Step-4: Factors of 17621

List of positive integer factors of 17621 that divides 17603 without a remainder.

1, 67, 263

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 17603 and 17621. The biggest common factor number is the GCF number.
So the greatest common factor 17603 and 17621 is 1.

Also check out the Least Common Multiple of 17603 and 17621