Q: Is 1,340,404 a Prime Number?
A: No, 1,340,404 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 1340404 can be evenly divided by 1 2 4 13 26 52 149 173 298 346 596 692 1,937 2,249 3,874 4,498 7,748 8,996 25,777 51,554 103,108 335,101 670,202 and 1,340,404, with no remainder.
Since 1,340,404 cannot be divided by just 1 and 1,340,404, it is not a prime number.