Q: Is 13,123,005 a Prime Number?

 A: No, 13,123,005 is not a prime number.

Why is 13,123,005 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 13123005 can be evenly divided by 1 3 5 7 15 21 35 105 124,981 374,943 624,905 874,867 1,874,715 2,624,601 4,374,335 and 13,123,005, with no remainder.

Since 13,123,005 cannot be divided by just 1 and 13,123,005, it is not a prime number.


More Examples

Number 13,123,00313,123,00413,123,00613,123,007
Prime? yesnonoyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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