Q: Is 1,375,290 a Composite Number?

Why is 1,375,290 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 1,375,290 can be evenly divided by 1 2 3 5 6 7 9 10 14 15 18 21 30 35 37 42 45 59 63 70 74 90 105 111 118 126 177 185 210 222 259 295 315 333 354 370 413 518 531 555 590 630 666 777 826 885 1,062 1,110 1,239 1,295 1,554 1,665 1,770 2,065 2,183 2,331 2,478 2,590 2,655 3,330 3,717 3,885 4,130 4,366 4,662 5,310 6,195 6,549 7,434 7,770 10,915 11,655 12,390 13,098 15,281 18,585 19,647 21,830 23,310 30,562 32,745 37,170 39,294 45,843 65,490 76,405 91,686 98,235 137,529 152,810 196,470 229,215 275,058 458,430 687,645 and 1,375,290, with no remainder.

Since 1,375,290 cannot be divided by just 1 and 1,375,290, 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).