Q: Is 511,166 a Prime Number?
A: No, 511,166 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 511166 can be evenly divided by 1 2 431 593 862 1,186 255,583 and 511,166, with no remainder.
Since 511,166 cannot be divided by just 1 and 511,166, it is not a prime number.