Q: Is 390,042 a Prime Number?
A: No, 390,042 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 390042 can be evenly divided by 1 2 3 6 9 18 27 31 54 62 93 186 233 279 466 558 699 837 1,398 1,674 2,097 4,194 6,291 7,223 12,582 14,446 21,669 43,338 65,007 130,014 195,021 and 390,042, with no remainder.
Since 390,042 cannot be divided by just 1 and 390,042, it is not a prime number.