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

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

Why is 131,211,009 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 131211009 can be evenly divided by 1 3 9 27 81 89 243 267 801 2,403 6,067 7,209 18,201 21,627 54,603 163,809 491,427 539,963 1,474,281 1,619,889 4,859,667 14,579,001 43,737,003 and 131,211,009, with no remainder.

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


More Examples

Number 131,211,007131,211,008131,211,010131,211,011
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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