Q: Is 1,801,360 a Composite Number?

Why is 1,801,360 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 1,801,360 can be evenly divided by 1 2 4 5 8 10 11 16 20 22 23 40 44 46 55 80 88 89 92 110 115 176 178 184 220 230 253 356 368 440 445 460 506 712 880 890 920 979 1,012 1,265 1,424 1,780 1,840 1,958 2,024 2,047 2,530 3,560 3,916 4,048 4,094 4,895 5,060 7,120 7,832 8,188 9,790 10,120 10,235 15,664 16,376 19,580 20,240 20,470 22,517 32,752 39,160 40,940 45,034 78,320 81,880 90,068 112,585 163,760 180,136 225,170 360,272 450,340 900,680 and 1,801,360, with no remainder.

Since 1,801,360 cannot be divided by just 1 and 1,801,360, 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).