Q: Is 423,560 a Prime Number?
A: No, 423,560 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 423560 can be evenly divided by 1 2 4 5 8 10 20 40 10,589 21,178 42,356 52,945 84,712 105,890 211,780 and 423,560, with no remainder.
Since 423,560 cannot be divided by just 1 and 423,560, it is not a prime number.