Q: Is 2,430,243 a Prime Number?
A: No, 2,430,243 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 2430243 can be evenly divided by 1 3 9 27 73 81 137 219 243 411 657 1,233 1,971 3,699 5,913 10,001 11,097 17,739 30,003 33,291 90,009 270,027 810,081 and 2,430,243, with no remainder.
Since 2,430,243 cannot be divided by just 1 and 2,430,243, it is not a prime number.