Q: Is 1,305,240 a Composite Number?

Why is 1,305,240 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 1,305,240 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 73 120 146 149 219 292 298 365 438 447 584 596 730 745 876 894 1,095 1,192 1,460 1,490 1,752 1,788 2,190 2,235 2,920 2,980 3,576 4,380 4,470 5,960 8,760 8,940 10,877 17,880 21,754 32,631 43,508 54,385 65,262 87,016 108,770 130,524 163,155 217,540 261,048 326,310 435,080 652,620 and 1,305,240, with no remainder.

Since 1,305,240 cannot be divided by just 1 and 1,305,240, 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).