Q: Is 1,421,221 a Prime Number?

 A: Yes, 1,421,221 is a prime number.

Why is 1,421,221 a prime number?

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

The number 1421221 can be evenly divided by 1 and 1,421,221, with no remainder.

Since 1,421,221 can be divided by just 1 and 1,421,221, it is a prime number.


More Examples

Number 1,421,2191,421,2201,421,2221,421,223
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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