Q: Is 865,480 a Composite Number?

Why is 865,480 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 865,480 can be evenly divided by 1 2 4 5 7 8 10 11 14 20 22 28 35 40 44 55 56 70 77 88 110 140 154 220 280 281 308 385 440 562 616 770 1,124 1,405 1,540 1,967 2,248 2,810 3,080 3,091 3,934 5,620 6,182 7,868 9,835 11,240 12,364 15,455 15,736 19,670 21,637 24,728 30,910 39,340 43,274 61,820 78,680 86,548 108,185 123,640 173,096 216,370 432,740 and 865,480, with no remainder.

Since 865,480 cannot be divided by just 1 and 865,480, 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).