Q: Is 211,965 a Prime Number?
A: No, 211,965 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 211965 can be evenly divided by 1 3 5 13 15 39 65 195 1,087 3,261 5,435 14,131 16,305 42,393 70,655 and 211,965, with no remainder.
Since 211,965 cannot be divided by just 1 and 211,965, it is not a prime number.