Q: Is 255,213 a Prime Number?
A: No, 255,213 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 255213 can be evenly divided by 1 3 7 9 21 63 4,051 12,153 28,357 36,459 85,071 and 255,213, with no remainder.
Since 255,213 cannot be divided by just 1 and 255,213, it is not a prime number.