Q: Is 864,240 a Composite Number?

Why is 864,240 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 864,240 can be evenly divided by 1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 39 40 48 52 60 65 78 80 104 120 130 156 195 208 240 260 277 312 390 520 554 624 780 831 1,040 1,108 1,385 1,560 1,662 2,216 2,770 3,120 3,324 3,601 4,155 4,432 5,540 6,648 7,202 8,310 10,803 11,080 13,296 14,404 16,620 18,005 21,606 22,160 28,808 33,240 36,010 43,212 54,015 57,616 66,480 72,020 86,424 108,030 144,040 172,848 216,060 288,080 432,120 and 864,240, with no remainder.

Since 864,240 cannot be divided by just 1 and 864,240, 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).