Q: Is 345,401 a Prime Number?
A: No, 345,401 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 345401 can be evenly divided by 1 7 19 49 53 133 343 371 931 1,007 2,597 6,517 7,049 18,179 49,343 and 345,401, with no remainder.
Since 345,401 cannot be divided by just 1 and 345,401, it is not a prime number.