Q: Is 355,404 a Prime Number?
A: No, 355,404 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 355404 can be evenly divided by 1 2 3 4 6 7 12 14 21 28 42 84 4,231 8,462 12,693 16,924 25,386 29,617 50,772 59,234 88,851 118,468 177,702 and 355,404, with no remainder.
Since 355,404 cannot be divided by just 1 and 355,404, it is not a prime number.