Q: Is 1,256,520 a Composite Number?

Why is 1,256,520 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 1,256,520 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 20 24 30 37 40 60 74 111 120 148 185 222 283 296 370 444 555 566 740 849 888 1,110 1,132 1,415 1,480 1,698 2,220 2,264 2,830 3,396 4,245 4,440 5,660 6,792 8,490 10,471 11,320 16,980 20,942 31,413 33,960 41,884 52,355 62,826 83,768 104,710 125,652 157,065 209,420 251,304 314,130 418,840 628,260 and 1,256,520, with no remainder.

Since 1,256,520 cannot be divided by just 1 and 1,256,520, 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).