Q: Is 384,540 a Composite Number?

Why is 384,540 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 384,540 can be evenly divided by 1 2 3 4 5 6 10 12 13 15 17 20 26 29 30 34 39 51 52 58 60 65 68 78 85 87 102 116 130 145 156 170 174 195 204 221 255 260 290 340 348 377 390 435 442 493 510 580 663 754 780 870 884 986 1,020 1,105 1,131 1,326 1,479 1,508 1,740 1,885 1,972 2,210 2,262 2,465 2,652 2,958 3,315 3,770 4,420 4,524 4,930 5,655 5,916 6,409 6,630 7,395 7,540 9,860 11,310 12,818 13,260 14,790 19,227 22,620 25,636 29,580 32,045 38,454 64,090 76,908 96,135 128,180 192,270 and 384,540, with no remainder.

Since 384,540 cannot be divided by just 1 and 384,540, 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).