Q: Is 345,042 a Prime Number?
A: No, 345,042 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 345042 can be evenly divided by 1 2 3 6 9 18 29 58 87 174 261 522 661 1,322 1,983 3,966 5,949 11,898 19,169 38,338 57,507 115,014 172,521 and 345,042, with no remainder.
Since 345,042 cannot be divided by just 1 and 345,042, it is not a prime number.