Q: Is 12,126,840 a Composite Number?

Why is 12,126,840 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 12,126,840 can be evenly divided by 1 2 3 4 5 6 8 10 11 12 15 20 22 24 30 33 40 44 55 60 66 88 110 120 132 165 220 264 330 440 660 1,320 9,187 18,374 27,561 36,748 45,935 55,122 73,496 91,870 101,057 110,244 137,805 183,740 202,114 220,488 275,610 303,171 367,480 404,228 505,285 551,220 606,342 808,456 1,010,570 1,102,440 1,212,684 1,515,855 2,021,140 2,425,368 3,031,710 4,042,280 6,063,420 and 12,126,840, with no remainder.

Since 12,126,840 cannot be divided by just 1 and 12,126,840, 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).