Q: Is 172,368 a Composite Number?

Why is 172,368 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 172,368 can be evenly divided by 1 2 3 4 6 7 8 9 12 14 16 18 19 21 24 27 28 36 38 42 48 54 56 57 63 72 76 81 84 108 112 114 126 133 144 152 162 168 171 189 216 228 252 266 304 324 336 342 378 399 432 456 504 513 532 567 648 684 756 798 912 1,008 1,026 1,064 1,134 1,197 1,296 1,368 1,512 1,539 1,596 2,052 2,128 2,268 2,394 2,736 3,024 3,078 3,192 3,591 4,104 4,536 4,788 6,156 6,384 7,182 8,208 9,072 9,576 10,773 12,312 14,364 19,152 21,546 24,624 28,728 43,092 57,456 86,184 and 172,368, with no remainder.

Since 172,368 cannot be divided by just 1 and 172,368, 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).