Q: Is 698,640 a Composite Number?

Why is 698,640 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 698,640 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 41 48 60 71 80 82 120 123 142 164 205 213 240 246 284 328 355 410 426 492 568 615 656 710 820 852 984 1,065 1,136 1,230 1,420 1,640 1,704 1,968 2,130 2,460 2,840 2,911 3,280 3,408 4,260 4,920 5,680 5,822 8,520 8,733 9,840 11,644 14,555 17,040 17,466 23,288 29,110 34,932 43,665 46,576 58,220 69,864 87,330 116,440 139,728 174,660 232,880 349,320 and 698,640, with no remainder.

Since 698,640 cannot be divided by just 1 and 698,640, 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).