Q: Is 261,800 a Composite Number?

Why is 261,800 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 261,800 can be evenly divided by 1 2 4 5 7 8 10 11 14 17 20 22 25 28 34 35 40 44 50 55 56 68 70 77 85 88 100 110 119 136 140 154 170 175 187 200 220 238 275 280 308 340 350 374 385 425 440 476 550 595 616 680 700 748 770 850 935 952 1,100 1,190 1,309 1,400 1,496 1,540 1,700 1,870 1,925 2,200 2,380 2,618 2,975 3,080 3,400 3,740 3,850 4,675 4,760 5,236 5,950 6,545 7,480 7,700 9,350 10,472 11,900 13,090 15,400 18,700 23,800 26,180 32,725 37,400 52,360 65,450 130,900 and 261,800, with no remainder.

Since 261,800 cannot be divided by just 1 and 261,800, 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).