Q: Is 390,456 a Composite Number?

Why is 390,456 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 390,456 can be evenly divided by 1 2 3 4 6 8 9 11 12 17 18 22 24 29 33 34 36 44 51 58 66 68 72 87 88 99 102 116 132 136 153 174 187 198 204 232 261 264 306 319 348 374 396 408 493 522 561 612 638 696 748 792 957 986 1,044 1,122 1,224 1,276 1,479 1,496 1,683 1,914 1,972 2,088 2,244 2,552 2,871 2,958 3,366 3,828 3,944 4,437 4,488 5,423 5,742 5,916 6,732 7,656 8,874 10,846 11,484 11,832 13,464 16,269 17,748 21,692 22,968 32,538 35,496 43,384 48,807 65,076 97,614 130,152 195,228 and 390,456, with no remainder.

Since 390,456 cannot be divided by just 1 and 390,456, 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).