Q: Is 2,728,128 a Composite Number?

Why is 2,728,128 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 2,728,128 can be evenly divided by 1 2 3 4 6 8 12 13 16 24 26 32 39 48 52 64 78 96 104 156 192 208 312 416 624 832 1,093 1,248 2,186 2,496 3,279 4,372 6,558 8,744 13,116 14,209 17,488 26,232 28,418 34,976 42,627 52,464 56,836 69,952 85,254 104,928 113,672 170,508 209,856 227,344 341,016 454,688 682,032 909,376 1,364,064 and 2,728,128, with no remainder.

Since 2,728,128 cannot be divided by just 1 and 2,728,128, 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).