Q: Is 345,859 a Prime Number?
A: No, 345,859 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 345859 can be evenly divided by 1 349 991 and 345,859, with no remainder.
Since 345,859 cannot be divided by just 1 and 345,859, it is not a prime number.