Q: Is 255,801 a Prime Number?
A: No, 255,801 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 255801 can be evenly divided by 1 3 7 13 21 39 91 273 937 2,811 6,559 12,181 19,677 36,543 85,267 and 255,801, with no remainder.
Since 255,801 cannot be divided by just 1 and 255,801, it is not a prime number.