Q: Is 442,221 a Prime Number?

 A: No, 442,221 is not a prime number.

Why is 442,221 not a prime number?

A prime number is a natural number, greater than one, that can only be divided by 1 and itself.

The number 442221 can be evenly divided by 1 3 13 17 23 29 39 51 69 87 221 299 377 391 493 663 667 897 1,131 1,173 1,479 2,001 5,083 6,409 8,671 11,339 15,249 19,227 26,013 34,017 147,407 and 442,221, with no remainder.

Since 442,221 cannot be divided by just 1 and 442,221, it is not a prime number.


More Examples

Number 442,219442,220442,222442,223
Prime? nononono
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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