Q: Is 423,380 a Prime Number?
A: No, 423,380 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 423380 can be evenly divided by 1 2 4 5 10 20 21,169 42,338 84,676 105,845 211,690 and 423,380, with no remainder.
Since 423,380 cannot be divided by just 1 and 423,380, it is not a prime number.