Q: Is 2,208,440 a Composite Number?

Why is 2,208,440 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 2,208,440 can be evenly divided by 1 2 4 5 8 10 13 20 26 31 40 52 62 65 104 124 130 137 155 248 260 274 310 403 520 548 620 685 806 1,096 1,240 1,370 1,612 1,781 2,015 2,740 3,224 3,562 4,030 4,247 5,480 7,124 8,060 8,494 8,905 14,248 16,120 16,988 17,810 21,235 33,976 35,620 42,470 55,211 71,240 84,940 110,422 169,880 220,844 276,055 441,688 552,110 1,104,220 and 2,208,440, with no remainder.

Since 2,208,440 cannot be divided by just 1 and 2,208,440, 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).