Q: Is 6,728,800 a Composite Number?

Why is 6,728,800 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 6,728,800 can be evenly divided by 1 2 4 5 8 10 13 16 20 25 26 32 40 50 52 65 80 100 104 130 160 200 208 260 325 400 416 520 647 650 800 1,040 1,294 1,300 2,080 2,588 2,600 3,235 5,176 5,200 6,470 8,411 10,352 10,400 12,940 16,175 16,822 20,704 25,880 32,350 33,644 42,055 51,760 64,700 67,288 84,110 103,520 129,400 134,576 168,220 210,275 258,800 269,152 336,440 420,550 517,600 672,880 841,100 1,345,760 1,682,200 3,364,400 and 6,728,800, with no remainder.

Since 6,728,800 cannot be divided by just 1 and 6,728,800, 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).