Q: Is 1,683,920 a Composite Number?

Why is 1,683,920 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 1,683,920 can be evenly divided by 1 2 4 5 7 8 10 14 16 20 28 31 35 40 56 62 70 80 97 112 124 140 155 194 217 248 280 310 388 434 485 496 560 620 679 776 868 970 1,085 1,240 1,358 1,552 1,736 1,940 2,170 2,480 2,716 3,007 3,395 3,472 3,880 4,340 5,432 6,014 6,790 7,760 8,680 10,864 12,028 13,580 15,035 17,360 21,049 24,056 27,160 30,070 42,098 48,112 54,320 60,140 84,196 105,245 120,280 168,392 210,490 240,560 336,784 420,980 841,960 and 1,683,920, with no remainder.

Since 1,683,920 cannot be divided by just 1 and 1,683,920, 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).