Q: Is 1,204,005 a Prime Number?
A: No, 1,204,005 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 1204005 can be evenly divided by 1 3 5 11 15 33 55 165 7,297 21,891 36,485 80,267 109,455 240,801 401,335 and 1,204,005, with no remainder.
Since 1,204,005 cannot be divided by just 1 and 1,204,005, it is not a prime number.