Q: Is 1,021,500 a Composite Number?

Why is 1,021,500 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 1,021,500 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 25 30 36 45 50 60 75 90 100 125 150 180 225 227 250 300 375 450 454 500 681 750 900 908 1,125 1,135 1,362 1,500 2,043 2,250 2,270 2,724 3,405 4,086 4,500 4,540 5,675 6,810 8,172 10,215 11,350 13,620 17,025 20,430 22,700 28,375 34,050 40,860 51,075 56,750 68,100 85,125 102,150 113,500 170,250 204,300 255,375 340,500 510,750 and 1,021,500, with no remainder.

Since 1,021,500 cannot be divided by just 1 and 1,021,500, 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).