Q: Is 312,997 a Prime Number?
A: No, 312,997 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 312997 can be evenly divided by 1 29 43 251 1,247 7,279 10,793 and 312,997, with no remainder.
Since 312,997 cannot be divided by just 1 and 312,997, it is not a prime number.