Q: Is 211,853 a Prime Number?
A: No, 211,853 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 211853 can be evenly divided by 1 23 61 151 1,403 3,473 9,211 and 211,853, with no remainder.
Since 211,853 cannot be divided by just 1 and 211,853, it is not a prime number.