Q: Is 312,004 a Prime Number?
A: No, 312,004 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 312004 can be evenly divided by 1 2 4 7 11 14 22 28 44 77 154 308 1,013 2,026 4,052 7,091 11,143 14,182 22,286 28,364 44,572 78,001 156,002 and 312,004, with no remainder.
Since 312,004 cannot be divided by just 1 and 312,004, it is not a prime number.