Q: Is 145,255 a Prime Number?
A: No, 145,255 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 145255 can be evenly divided by 1 5 11 19 55 95 139 209 695 1,045 1,529 2,641 7,645 13,205 29,051 and 145,255, with no remainder.
Since 145,255 cannot be divided by just 1 and 145,255, it is not a prime number.