Q: Is 209,520 a Composite Number?

Why is 209,520 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 209,520 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 36 40 45 48 54 60 72 80 90 97 108 120 135 144 180 194 216 240 270 291 360 388 432 485 540 582 720 776 873 970 1,080 1,164 1,455 1,552 1,746 1,940 2,160 2,328 2,619 2,910 3,492 3,880 4,365 4,656 5,238 5,820 6,984 7,760 8,730 10,476 11,640 13,095 13,968 17,460 20,952 23,280 26,190 34,920 41,904 52,380 69,840 104,760 and 209,520, with no remainder.

Since 209,520 cannot be divided by just 1 and 209,520, 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).