Q: Is 495,180 a Composite Number?

Why is 495,180 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 495,180 can be evenly divided by 1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 27 28 30 35 36 42 45 54 60 63 70 84 90 105 108 126 131 135 140 180 189 210 252 262 270 315 378 393 420 524 540 630 655 756 786 917 945 1,179 1,260 1,310 1,572 1,834 1,890 1,965 2,358 2,620 2,751 3,537 3,668 3,780 3,930 4,585 4,716 5,502 5,895 7,074 7,860 8,253 9,170 11,004 11,790 13,755 14,148 16,506 17,685 18,340 23,580 24,759 27,510 33,012 35,370 41,265 49,518 55,020 70,740 82,530 99,036 123,795 165,060 247,590 and 495,180, with no remainder.

Since 495,180 cannot be divided by just 1 and 495,180, 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).