Q: Is 211,816 a Prime Number?
A: No, 211,816 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 211816 can be evenly divided by 1 2 4 8 11 22 29 44 58 83 88 116 166 232 319 332 638 664 913 1,276 1,826 2,407 2,552 3,652 4,814 7,304 9,628 19,256 26,477 52,954 105,908 and 211,816, with no remainder.
Since 211,816 cannot be divided by just 1 and 211,816, it is not a prime number.