Q: Is 728,960 a Composite Number?

Why is 728,960 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 728,960 can be evenly divided by 1 2 4 5 8 10 16 17 20 32 34 40 64 67 68 80 85 128 134 136 160 170 268 272 320 335 340 536 544 640 670 680 1,072 1,088 1,139 1,340 1,360 2,144 2,176 2,278 2,680 2,720 4,288 4,556 5,360 5,440 5,695 8,576 9,112 10,720 10,880 11,390 18,224 21,440 22,780 36,448 42,880 45,560 72,896 91,120 145,792 182,240 364,480 and 728,960, with no remainder.

Since 728,960 cannot be divided by just 1 and 728,960, 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).