Q: Is 16,215 a Prime Number?

 A: No, 16,215 is not a prime number.

Why is 16,215 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 16215 can be evenly divided by 1 3 5 15 23 47 69 115 141 235 345 705 1,081 3,243 5,405 and 16,215, with no remainder.

Since 16,215 cannot be divided by just 1 and 16,215, it is not a prime number.


More Examples

Number 16,21316,21416,21616,217
Prime? nononoyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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