Q: Is 1,155,456 a Composite Number?

Why is 1,155,456 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 1,155,456 can be evenly divided by 1 2 3 4 6 8 9 12 16 17 18 24 32 34 36 48 51 59 64 68 72 96 102 118 128 136 144 153 177 192 204 236 272 288 306 354 384 408 472 531 544 576 612 708 816 944 1,003 1,062 1,088 1,152 1,224 1,416 1,632 1,888 2,006 2,124 2,176 2,448 2,832 3,009 3,264 3,776 4,012 4,248 4,896 5,664 6,018 6,528 7,552 8,024 8,496 9,027 9,792 11,328 12,036 16,048 16,992 18,054 19,584 22,656 24,072 32,096 33,984 36,108 48,144 64,192 67,968 72,216 96,288 128,384 144,432 192,576 288,864 385,152 577,728 and 1,155,456, with no remainder.

Since 1,155,456 cannot be divided by just 1 and 1,155,456, 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).