Q: Is 378,788 a Prime Number?
A: No, 378,788 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 378788 can be evenly divided by 1 2 4 281 337 562 674 1,124 1,348 94,697 189,394 and 378,788, with no remainder.
Since 378,788 cannot be divided by just 1 and 378,788, it is not a prime number.