Q: Is 345,129 a Prime Number?
A: No, 345,129 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 345129 can be evenly divided by 1 3 29 87 3,967 11,901 115,043 and 345,129, with no remainder.
Since 345,129 cannot be divided by just 1 and 345,129, it is not a prime number.