Q: Is 400,320,200 a Composite Number?

Why is 400,320,200 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 400,320,200 can be evenly divided by 1 2 4 5 7 8 10 14 20 25 28 35 40 49 50 56 70 98 100 140 175 196 200 245 280 350 392 490 700 980 1,225 1,400 1,960 2,450 4,900 9,800 40,849 81,698 163,396 204,245 285,943 326,792 408,490 571,886 816,980 1,021,225 1,143,772 1,429,715 1,633,960 2,001,601 2,042,450 2,287,544 2,859,430 4,003,202 4,084,900 5,718,860 7,148,575 8,006,404 8,169,800 10,008,005 11,437,720 14,297,150 16,012,808 20,016,010 28,594,300 40,032,020 50,040,025 57,188,600 80,064,040 100,080,050 200,160,100 and 400,320,200, with no remainder.

Since 400,320,200 cannot be divided by just 1 and 400,320,200, 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).