Q: Is 305,370 a Composite Number?

Why is 305,370 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 305,370 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 81 87 90 117 130 135 145 162 174 195 234 261 270 290 351 377 390 405 435 522 585 702 754 783 810 870 1,053 1,131 1,170 1,305 1,566 1,755 1,885 2,106 2,262 2,349 2,610 3,393 3,510 3,770 3,915 4,698 5,265 5,655 6,786 7,830 10,179 10,530 11,310 11,745 16,965 20,358 23,490 30,537 33,930 50,895 61,074 101,790 152,685 and 305,370, with no remainder.

Since 305,370 cannot be divided by just 1 and 305,370, 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).