What is the Greatest Common Factor of 11504 and 11520?

Greatest common factor (GCF) of 11504 and 11520 is 16.

GCF(11504,11520) = 16

We will now calculate the prime factors of 11504 and 11520, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 11504 and 11520.

How to find the GCF of 11504 and 11520?

We will first find the prime factorization of 11504 and 11520. After we will calculate the factors of 11504 and 11520 and find the biggest common factor number .

Step-1: Prime Factorization of 11504

Prime factors of 11504 are 2, 719. Prime factorization of 11504 in exponential form is:

11504 = 2⁴ × 719¹

Step-2: Prime Factorization of 11520

Prime factors of 11520 are 2, 3, 5. Prime factorization of 11520 in exponential form is:

11520 = 2⁸ × 3² × 5¹

Step-3: Factors of 11504

List of positive integer factors of 11504 that divides 11504 without a remainder.

1, 2, 4, 8, 16, 719, 1438, 2876, 5752

Step-4: Factors of 11520

List of positive integer factors of 11520 that divides 11504 without a remainder.

1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 5760

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 11504 and 11520. The biggest common factor number is the GCF number.
So the greatest common factor 11504 and 11520 is 16.

Also check out the Least Common Multiple of 11504 and 11520