Q: Is 3,865,500 a Composite Number?

Why is 3,865,500 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 3,865,500 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 25 30 36 45 50 60 75 90 100 125 150 180 225 250 300 375 450 500 750 859 900 1,125 1,500 1,718 2,250 2,577 3,436 4,295 4,500 5,154 7,731 8,590 10,308 12,885 15,462 17,180 21,475 25,770 30,924 38,655 42,950 51,540 64,425 77,310 85,900 107,375 128,850 154,620 193,275 214,750 257,700 322,125 386,550 429,500 644,250 773,100 966,375 1,288,500 1,932,750 and 3,865,500, with no remainder.

Since 3,865,500 cannot be divided by just 1 and 3,865,500, 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).