Q: Is 2,887,040 a Composite Number?

Why is 2,887,040 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 2,887,040 can be evenly divided by 1 2 4 5 8 10 13 16 20 26 32 40 52 64 65 80 104 128 130 160 208 260 320 347 416 520 640 694 832 1,040 1,388 1,664 1,735 2,080 2,776 3,470 4,160 4,511 5,552 6,940 8,320 9,022 11,104 13,880 18,044 22,208 22,555 27,760 36,088 44,416 45,110 55,520 72,176 90,220 111,040 144,352 180,440 222,080 288,704 360,880 577,408 721,760 1,443,520 and 2,887,040, with no remainder.

Since 2,887,040 cannot be divided by just 1 and 2,887,040, 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).