Q: Is 122,378 a Prime Number?
A: No, 122,378 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 122378 can be evenly divided by 1 2 43 86 1,423 2,846 61,189 and 122,378, with no remainder.
Since 122,378 cannot be divided by just 1 and 122,378, it is not a prime number.