Q: Is 327,420 a Composite Number?

Why is 327,420 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 327,420 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 17 18 20 30 34 36 45 51 60 68 85 90 102 107 153 170 180 204 214 255 306 321 340 428 510 535 612 642 765 963 1,020 1,070 1,284 1,530 1,605 1,819 1,926 2,140 3,060 3,210 3,638 3,852 4,815 5,457 6,420 7,276 9,095 9,630 10,914 16,371 18,190 19,260 21,828 27,285 32,742 36,380 54,570 65,484 81,855 109,140 163,710 and 327,420, with no remainder.

Since 327,420 cannot be divided by just 1 and 327,420, 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).