Q: Is 3,243,408 a Composite Number?

Why is 3,243,408 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 3,243,408 can be evenly divided by 1 2 3 4 6 7 8 12 14 16 21 24 28 42 48 49 56 84 98 112 147 168 196 197 294 336 343 392 394 588 591 686 784 788 1,029 1,176 1,182 1,372 1,379 1,576 2,058 2,352 2,364 2,744 2,758 3,152 4,116 4,137 4,728 5,488 5,516 8,232 8,274 9,456 9,653 11,032 16,464 16,548 19,306 22,064 28,959 33,096 38,612 57,918 66,192 67,571 77,224 115,836 135,142 154,448 202,713 231,672 270,284 405,426 463,344 540,568 810,852 1,081,136 1,621,704 and 3,243,408, with no remainder.

Since 3,243,408 cannot be divided by just 1 and 3,243,408, 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).