Q: Is 252,540 a Composite Number?

Why is 252,540 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 252,540 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 23 30 36 45 46 60 61 69 90 92 115 122 138 180 183 207 230 244 276 305 345 366 414 460 549 610 690 732 828 915 1,035 1,098 1,220 1,380 1,403 1,830 2,070 2,196 2,745 2,806 3,660 4,140 4,209 5,490 5,612 7,015 8,418 10,980 12,627 14,030 16,836 21,045 25,254 28,060 42,090 50,508 63,135 84,180 126,270 and 252,540, with no remainder.

Since 252,540 cannot be divided by just 1 and 252,540, 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).