Q: Is 377,978 a Prime Number?
A: No, 377,978 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 377978 can be evenly divided by 1 2 17 34 11,117 22,234 188,989 and 377,978, with no remainder.
Since 377,978 cannot be divided by just 1 and 377,978, it is not a prime number.