What is the Greatest Common Factor of 10404 and 10421?

Greatest common factor (GCF) of 10404 and 10421 is 17.

GCF(10404,10421) = 17

We will now calculate the prime factors of 10404 and 10421, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 10404 and 10421.

How to find the GCF of 10404 and 10421?

We will first find the prime factorization of 10404 and 10421. After we will calculate the factors of 10404 and 10421 and find the biggest common factor number .

Step-1: Prime Factorization of 10404

Prime factors of 10404 are 2, 3, 17. Prime factorization of 10404 in exponential form is:

10404 = 2² × 3² × 17²

Step-2: Prime Factorization of 10421

Prime factors of 10421 are 17, 613. Prime factorization of 10421 in exponential form is:

10421 = 17¹ × 613¹

Step-3: Factors of 10404

List of positive integer factors of 10404 that divides 10404 without a remainder.

1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 289, 306, 578, 612, 867, 1156, 1734, 2601, 3468, 5202

Step-4: Factors of 10421

List of positive integer factors of 10421 that divides 10404 without a remainder.

1, 17, 613

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 10404 and 10421. The biggest common factor number is the GCF number.
So the greatest common factor 10404 and 10421 is 17.

Also check out the Least Common Multiple of 10404 and 10421