Q: Is 8,420,342 a Prime Number?
A: No, 8,420,342 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 8420342 can be evenly divided by 1 2 7 14 139 278 973 1,946 4,327 8,654 30,289 60,578 601,453 1,202,906 4,210,171 and 8,420,342, with no remainder.
Since 8,420,342 cannot be divided by just 1 and 8,420,342, it is not a prime number.