Q: Is 523,998 a Prime Number?
A: No, 523,998 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 523998 can be evenly divided by 1 2 3 6 9 18 43 86 129 258 387 677 774 1,354 2,031 4,062 6,093 12,186 29,111 58,222 87,333 174,666 261,999 and 523,998, with no remainder.
Since 523,998 cannot be divided by just 1 and 523,998, it is not a prime number.