Q: Is 1,323,270 a Composite Number?

Why is 1,323,270 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 1,323,270 can be evenly divided by 1 2 3 5 6 9 10 13 15 18 26 27 29 30 39 45 54 58 65 78 87 90 117 130 135 145 169 174 195 234 261 270 290 338 351 377 390 435 507 522 585 702 754 783 845 870 1,014 1,131 1,170 1,305 1,521 1,566 1,690 1,755 1,885 2,262 2,535 2,610 3,042 3,393 3,510 3,770 3,915 4,563 4,901 5,070 5,655 6,786 7,605 7,830 9,126 9,802 10,179 11,310 14,703 15,210 16,965 20,358 22,815 24,505 29,406 33,930 44,109 45,630 49,010 50,895 73,515 88,218 101,790 132,327 147,030 220,545 264,654 441,090 661,635 and 1,323,270, with no remainder.

Since 1,323,270 cannot be divided by just 1 and 1,323,270, 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).