Q: Is 855,501 a Prime Number?
A: No, 855,501 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 855501 can be evenly divided by 1 3 199 597 1,433 4,299 285,167 and 855,501, with no remainder.
Since 855,501 cannot be divided by just 1 and 855,501, it is not a prime number.