Q: Is 4,015,998 a Prime Number?
A: No, 4,015,998 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 4015998 can be evenly divided by 1 2 3 6 7 9 14 18 21 42 63 126 31,873 63,746 95,619 191,238 223,111 286,857 446,222 573,714 669,333 1,338,666 2,007,999 and 4,015,998, with no remainder.
Since 4,015,998 cannot be divided by just 1 and 4,015,998, it is not a prime number.