Q: Is 215,842 a Prime Number?
A: No, 215,842 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 215842 can be evenly divided by 1 2 11 22 9,811 19,622 107,921 and 215,842, with no remainder.
Since 215,842 cannot be divided by just 1 and 215,842, it is not a prime number.