Q: Is 387,000 a Composite Number?

Why is 387,000 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 387,000 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 18 20 24 25 30 36 40 43 45 50 60 72 75 86 90 100 120 125 129 150 172 180 200 215 225 250 258 300 344 360 375 387 430 450 500 516 600 645 750 774 860 900 1,000 1,032 1,075 1,125 1,290 1,500 1,548 1,720 1,800 1,935 2,150 2,250 2,580 3,000 3,096 3,225 3,870 4,300 4,500 5,160 5,375 6,450 7,740 8,600 9,000 9,675 10,750 12,900 15,480 16,125 19,350 21,500 25,800 32,250 38,700 43,000 48,375 64,500 77,400 96,750 129,000 193,500 and 387,000, with no remainder.

Since 387,000 cannot be divided by just 1 and 387,000, 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).