Q: Is 1,726,530 a Composite Number?

Why is 1,726,530 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 1,726,530 can be evenly divided by 1 2 3 5 6 10 13 15 19 26 30 38 39 57 65 78 95 114 130 190 195 233 247 285 390 466 494 570 699 741 1,165 1,235 1,398 1,482 2,330 2,470 3,029 3,495 3,705 4,427 6,058 6,990 7,410 8,854 9,087 13,281 15,145 18,174 22,135 26,562 30,290 44,270 45,435 57,551 66,405 90,870 115,102 132,810 172,653 287,755 345,306 575,510 863,265 and 1,726,530, with no remainder.

Since 1,726,530 cannot be divided by just 1 and 1,726,530, 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).