Q: Is 278,300 a Composite Number?

Why is 278,300 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 278,300 can be evenly divided by 1 2 4 5 10 11 20 22 23 25 44 46 50 55 92 100 110 115 121 220 230 242 253 275 460 484 506 550 575 605 1,012 1,100 1,150 1,210 1,265 2,300 2,420 2,530 2,783 3,025 5,060 5,566 6,050 6,325 11,132 12,100 12,650 13,915 25,300 27,830 55,660 69,575 139,150 and 278,300, with no remainder.

Since 278,300 cannot be divided by just 1 and 278,300, 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).