Q: Is 812,700 a Composite Number?

Why is 812,700 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 812,700 can be evenly divided by 1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 25 27 28 30 35 36 42 43 45 50 54 60 63 70 75 84 86 90 100 105 108 126 129 135 140 150 172 175 180 189 210 215 225 252 258 270 300 301 315 350 378 387 420 430 450 516 525 540 602 630 645 675 700 756 774 860 900 903 945 1,050 1,075 1,161 1,204 1,260 1,290 1,350 1,505 1,548 1,575 1,806 1,890 1,935 2,100 2,150 2,322 2,580 2,700 2,709 3,010 3,150 3,225 3,612 3,780 3,870 4,300 4,515 4,644 4,725 5,418 5,805 6,020 6,300 6,450 7,525 7,740 8,127 9,030 9,450 9,675 10,836 11,610 12,900 13,545 15,050 16,254 18,060 18,900 19,350 22,575 23,220 27,090 29,025 30,100 32,508 38,700 40,635 45,150 54,180 58,050 67,725 81,270 90,300 116,100 135,450 162,540 203,175 270,900 406,350 and 812,700, with no remainder.

Since 812,700 cannot be divided by just 1 and 812,700, 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).