Q: Is 677,404 a Prime Number?
A: No, 677,404 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 677404 can be evenly divided by 1 2 4 7 13 14 26 28 52 91 182 364 1,861 3,722 7,444 13,027 24,193 26,054 48,386 52,108 96,772 169,351 338,702 and 677,404, with no remainder.
Since 677,404 cannot be divided by just 1 and 677,404, it is not a prime number.