Q: Is 175,770 a Composite Number?

Why is 175,770 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 175,770 can be evenly divided by 1 2 3 5 6 7 9 10 14 15 18 21 27 30 31 35 42 45 54 62 63 70 81 90 93 105 126 135 155 162 186 189 210 217 270 279 310 315 378 405 434 465 558 567 630 651 810 837 930 945 1,085 1,134 1,302 1,395 1,674 1,890 1,953 2,170 2,511 2,790 2,835 3,255 3,906 4,185 5,022 5,670 5,859 6,510 8,370 9,765 11,718 12,555 17,577 19,530 25,110 29,295 35,154 58,590 87,885 and 175,770, with no remainder.

Since 175,770 cannot be divided by just 1 and 175,770, 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).