Q: Is 355,212 a Composite Number?

Why is 355,212 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 355,212 can be evenly divided by 1 2 3 4 6 9 11 12 13 18 22 23 26 27 33 36 39 44 46 52 54 66 69 78 92 99 108 117 132 138 143 156 198 207 234 253 276 286 297 299 351 396 414 429 468 506 572 594 598 621 702 759 828 858 897 1,012 1,188 1,196 1,242 1,287 1,404 1,518 1,716 1,794 2,277 2,484 2,574 2,691 3,036 3,289 3,588 3,861 4,554 5,148 5,382 6,578 6,831 7,722 8,073 9,108 9,867 10,764 13,156 13,662 15,444 16,146 19,734 27,324 29,601 32,292 39,468 59,202 88,803 118,404 177,606 and 355,212, with no remainder.

Since 355,212 cannot be divided by just 1 and 355,212, 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).