Q: Is 211,131,009 a Prime Number?

 A: No, 211,131,009 is not a prime number.

Why is 211,131,009 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 211131009 can be evenly divided by 1 3 9 27 107 321 683 963 2,049 2,889 6,147 11,449 18,441 34,347 73,081 103,041 219,243 309,123 657,729 1,973,187 7,819,667 23,459,001 70,377,003 and 211,131,009, with no remainder.

Since 211,131,009 cannot be divided by just 1 and 211,131,009, it is not a prime number.


More Examples

Number 211,131,007211,131,008211,131,010211,131,011
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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