Q: Is 378,432 a Composite Number?

Why is 378,432 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 378,432 can be evenly divided by 1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 73 81 96 108 144 146 162 192 216 219 288 292 324 432 438 576 584 648 657 864 876 1,168 1,296 1,314 1,728 1,752 1,971 2,336 2,592 2,628 3,504 3,942 4,672 5,184 5,256 5,913 7,008 7,884 10,512 11,826 14,016 15,768 21,024 23,652 31,536 42,048 47,304 63,072 94,608 126,144 189,216 and 378,432, with no remainder.

Since 378,432 cannot be divided by just 1 and 378,432, 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).