Q: Is 378,890 a Prime Number?
A: No, 378,890 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 378890 can be evenly divided by 1 2 5 10 37,889 75,778 189,445 and 378,890, with no remainder.
Since 378,890 cannot be divided by just 1 and 378,890, it is not a prime number.