Q: Is 556,400 a Composite Number?

Why is 556,400 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 556,400 can be evenly divided by 1 2 4 5 8 10 13 16 20 25 26 40 50 52 65 80 100 104 107 130 200 208 214 260 325 400 428 520 535 650 856 1,040 1,070 1,300 1,391 1,712 2,140 2,600 2,675 2,782 4,280 5,200 5,350 5,564 6,955 8,560 10,700 11,128 13,910 21,400 22,256 27,820 34,775 42,800 55,640 69,550 111,280 139,100 278,200 and 556,400, with no remainder.

Since 556,400 cannot be divided by just 1 and 556,400, 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).