Q: Is 426,378 a Prime Number?
A: No, 426,378 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 426378 can be evenly divided by 1 2 3 6 179 358 397 537 794 1,074 1,191 2,382 71,063 142,126 213,189 and 426,378, with no remainder.
Since 426,378 cannot be divided by just 1 and 426,378, it is not a prime number.