Q: Is 420,942 a Prime Number?
A: No, 420,942 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 420942 can be evenly divided by 1 2 3 6 70,157 140,314 210,471 and 420,942, with no remainder.
Since 420,942 cannot be divided by just 1 and 420,942, it is not a prime number.