Q: Is 1,814,280 a Composite Number?

Why is 1,814,280 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 1,814,280 can be evenly divided by 1 2 3 4 5 6 8 10 12 13 15 20 24 26 30 39 40 52 60 65 78 104 120 130 156 195 260 312 390 520 780 1,163 1,560 2,326 3,489 4,652 5,815 6,978 9,304 11,630 13,956 15,119 17,445 23,260 27,912 30,238 34,890 45,357 46,520 60,476 69,780 75,595 90,714 120,952 139,560 151,190 181,428 226,785 302,380 362,856 453,570 604,760 907,140 and 1,814,280, with no remainder.

Since 1,814,280 cannot be divided by just 1 and 1,814,280, 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).