Q: Is 657,090 a Composite Number?

Why is 657,090 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 657,090 can be evenly divided by 1 2 3 5 6 7 9 10 14 15 18 21 30 35 42 45 49 63 70 90 98 105 126 147 149 210 245 294 298 315 441 447 490 630 735 745 882 894 1,043 1,341 1,470 1,490 2,086 2,205 2,235 2,682 3,129 4,410 4,470 5,215 6,258 6,705 7,301 9,387 10,430 13,410 14,602 15,645 18,774 21,903 31,290 36,505 43,806 46,935 65,709 73,010 93,870 109,515 131,418 219,030 328,545 and 657,090, with no remainder.

Since 657,090 cannot be divided by just 1 and 657,090, 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).