Q: Is 2,431 a Prime Number?
A: No, 2,431 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 2431 can be evenly divided by 1 11 13 17 143 187 221 and 2,431, with no remainder.
Since 2,431 cannot be divided by just 1 and 2,431, it is not a prime number.