Q: Is 801,840 a Composite Number?

Why is 801,840 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 801,840 can be evenly divided by 1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 39 40 48 52 60 65 78 80 104 120 130 156 195 208 240 257 260 312 390 514 520 624 771 780 1,028 1,040 1,285 1,542 1,560 2,056 2,570 3,084 3,120 3,341 3,855 4,112 5,140 6,168 6,682 7,710 10,023 10,280 12,336 13,364 15,420 16,705 20,046 20,560 26,728 30,840 33,410 40,092 50,115 53,456 61,680 66,820 80,184 100,230 133,640 160,368 200,460 267,280 400,920 and 801,840, with no remainder.

Since 801,840 cannot be divided by just 1 and 801,840, 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).