Q: Is 855,012 a Prime Number?
A: No, 855,012 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 855012 can be evenly divided by 1 2 3 4 6 12 43 86 129 172 258 516 1,657 3,314 4,971 6,628 9,942 19,884 71,251 142,502 213,753 285,004 427,506 and 855,012, with no remainder.
Since 855,012 cannot be divided by just 1 and 855,012, it is not a prime number.