Q: Is 115,128 a Composite Number?

Why is 115,128 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 115,128 can be evenly divided by 1 2 3 4 6 8 9 12 13 18 24 26 27 36 39 41 52 54 72 78 82 104 108 117 123 156 164 216 234 246 312 328 351 369 468 492 533 702 738 936 984 1,066 1,107 1,404 1,476 1,599 2,132 2,214 2,808 2,952 3,198 4,264 4,428 4,797 6,396 8,856 9,594 12,792 14,391 19,188 28,782 38,376 57,564 and 115,128, with no remainder.

Since 115,128 cannot be divided by just 1 and 115,128, 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).