Q: Is 257,429 a Prime Number?
A: No, 257,429 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 257429 can be evenly divided by 1 127 2,027 and 257,429, with no remainder.
Since 257,429 cannot be divided by just 1 and 257,429, it is not a prime number.