Q: Is 243,421,003 a Prime Number?

 A: No, 243,421,003 is not a prime number.

Why is 243,421,003 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 243421003 can be evenly divided by 1 7 1,301 9,107 26,729 187,103 34,774,429 and 243,421,003, with no remainder.

Since 243,421,003 cannot be divided by just 1 and 243,421,003, it is not a prime number.


More Examples

Number 243,421,001243,421,002243,421,004243,421,005
Prime? yesnonono
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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