Q: Is 1,802,240 a Composite Number?

Why is 1,802,240 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 1,802,240 can be evenly divided by 1 2 4 5 8 10 11 16 20 22 32 40 44 55 64 80 88 110 128 160 176 220 256 320 352 440 512 640 704 880 1,024 1,280 1,408 1,760 2,048 2,560 2,816 3,520 4,096 5,120 5,632 7,040 8,192 10,240 11,264 14,080 16,384 20,480 22,528 28,160 32,768 40,960 45,056 56,320 81,920 90,112 112,640 163,840 180,224 225,280 360,448 450,560 901,120 and 1,802,240, with no remainder.

Since 1,802,240 cannot be divided by just 1 and 1,802,240, 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).