Q: Is 1,998,508 a Prime Number?
A: No, 1,998,508 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 1998508 can be evenly divided by 1 2 4 31 62 71 124 142 227 284 454 908 2,201 4,402 7,037 8,804 14,074 16,117 28,148 32,234 64,468 499,627 999,254 and 1,998,508, with no remainder.
Since 1,998,508 cannot be divided by just 1 and 1,998,508, it is not a prime number.