Q: Is 3,321,216 a Composite Number?

Why is 3,321,216 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 3,321,216 can be evenly divided by 1 2 3 4 6 8 9 12 16 18 24 27 31 32 36 48 54 62 64 72 93 96 108 124 128 144 186 192 216 248 279 288 372 384 432 496 558 576 744 837 864 961 992 1,116 1,152 1,488 1,674 1,728 1,922 1,984 2,232 2,883 2,976 3,348 3,456 3,844 3,968 4,464 5,766 5,952 6,696 7,688 8,649 8,928 11,532 11,904 13,392 15,376 17,298 17,856 23,064 25,947 26,784 30,752 34,596 35,712 46,128 51,894 53,568 61,504 69,192 92,256 103,788 107,136 123,008 138,384 184,512 207,576 276,768 369,024 415,152 553,536 830,304 1,107,072 1,660,608 and 3,321,216, with no remainder.

Since 3,321,216 cannot be divided by just 1 and 3,321,216, 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).