Q: Is 3,131,404 a Prime Number?
A: No, 3,131,404 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 3131404 can be evenly divided by 1 2 4 23 46 92 101 202 337 404 674 1,348 2,323 4,646 7,751 9,292 15,502 31,004 34,037 68,074 136,148 782,851 1,565,702 and 3,131,404, with no remainder.
Since 3,131,404 cannot be divided by just 1 and 3,131,404, it is not a prime number.