Q: Is 165,312 a Composite Number?

Why is 165,312 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 165,312 can be evenly divided by 1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 41 42 48 56 63 64 72 82 84 96 112 123 126 144 164 168 192 224 246 252 287 288 328 336 369 448 492 504 574 576 656 672 738 861 984 1,008 1,148 1,312 1,344 1,476 1,722 1,968 2,016 2,296 2,583 2,624 2,952 3,444 3,936 4,032 4,592 5,166 5,904 6,888 7,872 9,184 10,332 11,808 13,776 18,368 20,664 23,616 27,552 41,328 55,104 82,656 and 165,312, with no remainder.

Since 165,312 cannot be divided by just 1 and 165,312, 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).