Q: Is 211,945 a Prime Number?
A: No, 211,945 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 211945 can be evenly divided by 1 5 19 23 95 97 115 437 485 1,843 2,185 2,231 9,215 11,155 42,389 and 211,945, with no remainder.
Since 211,945 cannot be divided by just 1 and 211,945, it is not a prime number.