Q: Is 1,380,456 a Composite Number?

Why is 1,380,456 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 1,380,456 can be evenly divided by 1 2 3 4 6 7 8 9 11 12 14 18 21 22 24 27 28 33 36 42 44 54 56 63 66 72 77 83 84 88 99 108 126 132 154 166 168 189 198 216 231 249 252 264 297 308 332 378 396 462 498 504 581 594 616 664 693 747 756 792 913 924 996 1,162 1,188 1,386 1,494 1,512 1,743 1,826 1,848 1,992 2,079 2,241 2,324 2,376 2,739 2,772 2,988 3,486 3,652 4,158 4,482 4,648 5,229 5,478 5,544 5,976 6,391 6,972 7,304 8,217 8,316 8,964 10,458 10,956 12,782 13,944 15,687 16,434 16,632 17,928 19,173 20,916 21,912 24,651 25,564 31,374 32,868 38,346 41,832 49,302 51,128 57,519 62,748 65,736 76,692 98,604 115,038 125,496 153,384 172,557 197,208 230,076 345,114 460,152 690,228 and 1,380,456, with no remainder.

Since 1,380,456 cannot be divided by just 1 and 1,380,456, 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).