Q: Is 2,875,000 a Composite Number?

Why is 2,875,000 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 2,875,000 can be evenly divided by 1 2 4 5 8 10 20 23 25 40 46 50 92 100 115 125 184 200 230 250 460 500 575 625 920 1,000 1,150 1,250 2,300 2,500 2,875 3,125 4,600 5,000 5,750 6,250 11,500 12,500 14,375 15,625 23,000 25,000 28,750 31,250 57,500 62,500 71,875 115,000 125,000 143,750 287,500 359,375 575,000 718,750 1,437,500 and 2,875,000, with no remainder.

Since 2,875,000 cannot be divided by just 1 and 2,875,000, 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).