Q: Is 654,480 a Composite Number?

Why is 654,480 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 654,480 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 81 90 101 108 120 135 144 162 180 202 216 240 270 303 324 360 404 405 432 505 540 606 648 720 808 810 909 1,010 1,080 1,212 1,296 1,515 1,616 1,620 1,818 2,020 2,160 2,424 2,727 3,030 3,240 3,636 4,040 4,545 4,848 5,454 6,060 6,480 7,272 8,080 8,181 9,090 10,908 12,120 13,635 14,544 16,362 18,180 21,816 24,240 27,270 32,724 36,360 40,905 43,632 54,540 65,448 72,720 81,810 109,080 130,896 163,620 218,160 327,240 and 654,480, with no remainder.

Since 654,480 cannot be divided by just 1 and 654,480, 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).