Q: Is 1,028,400 a Composite Number?

Why is 1,028,400 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 1,028,400 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 40 48 50 60 75 80 100 120 150 200 240 300 400 600 857 1,200 1,714 2,571 3,428 4,285 5,142 6,856 8,570 10,284 12,855 13,712 17,140 20,568 21,425 25,710 34,280 41,136 42,850 51,420 64,275 68,560 85,700 102,840 128,550 171,400 205,680 257,100 342,800 514,200 and 1,028,400, with no remainder.

Since 1,028,400 cannot be divided by just 1 and 1,028,400, 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).