Q: Is 378,120 a Composite Number?

Why is 378,120 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 378,120 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 20 23 24 30 40 46 60 69 92 115 120 137 138 184 230 274 276 345 411 460 548 552 685 690 822 920 1,096 1,370 1,380 1,644 2,055 2,740 2,760 3,151 3,288 4,110 5,480 6,302 8,220 9,453 12,604 15,755 16,440 18,906 25,208 31,510 37,812 47,265 63,020 75,624 94,530 126,040 189,060 and 378,120, with no remainder.

Since 378,120 cannot be divided by just 1 and 378,120, 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).