Q: Is 342,139 a Prime Number?
A: No, 342,139 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 342139 can be evenly divided by 1 7 37 259 1,321 9,247 48,877 and 342,139, with no remainder.
Since 342,139 cannot be divided by just 1 and 342,139, it is not a prime number.