Q: Is 742,770 a Composite Number?

Why is 742,770 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 742,770 can be evenly divided by 1 2 3 5 6 7 9 10 14 15 18 21 27 30 35 42 45 54 63 70 81 90 105 126 131 135 162 189 210 262 270 315 378 393 405 567 630 655 786 810 917 945 1,134 1,179 1,310 1,834 1,890 1,965 2,358 2,751 2,835 3,537 3,930 4,585 5,502 5,670 5,895 7,074 8,253 9,170 10,611 11,790 13,755 16,506 17,685 21,222 24,759 27,510 35,370 41,265 49,518 53,055 74,277 82,530 106,110 123,795 148,554 247,590 371,385 and 742,770, with no remainder.

Since 742,770 cannot be divided by just 1 and 742,770, 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).