Q: Is 28,800 a Composite Number?

Why is 28,800 a composite number?

A composite number is a number that can be divided evenly by more numbers than 1 and itself. It is the opposite of a prime number.

The number 28,800 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 30 32 36 40 45 48 50 60 64 72 75 80 90 96 100 120 128 144 150 160 180 192 200 225 240 288 300 320 360 384 400 450 480 576 600 640 720 800 900 960 1,152 1,200 1,440 1,600 1,800 1,920 2,400 2,880 3,200 3,600 4,800 5,760 7,200 9,600 14,400 and 28,800, with no remainder.

Since 28,800 cannot be divided by just 1 and 28,800, it is a composite number.

More Examples

• All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).