Q: Is 816,900 a Composite Number?

Why is 816,900 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 816,900 can be evenly divided by 1 2 3 4 5 6 7 10 12 14 15 20 21 25 28 30 35 42 50 60 70 75 84 100 105 140 150 175 210 300 350 389 420 525 700 778 1,050 1,167 1,556 1,945 2,100 2,334 2,723 3,890 4,668 5,446 5,835 7,780 8,169 9,725 10,892 11,670 13,615 16,338 19,450 23,340 27,230 29,175 32,676 38,900 40,845 54,460 58,350 68,075 81,690 116,700 136,150 163,380 204,225 272,300 408,450 and 816,900, with no remainder.

Since 816,900 cannot be divided by just 1 and 816,900, 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).