Q: Is 518,001 a Prime Number?
A: No, 518,001 is 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 518001 can be evenly divided by 1 3 11 33 121 363 1,427 4,281 15,697 47,091 172,667 and 518,001, with no remainder.
Since 518,001 cannot be divided by just 1 and 518,001, it is not a prime number.