Q: Is 145,263 a Prime Number?
A: No, 145,263 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 145263 can be evenly divided by 1 3 41 123 1,181 3,543 48,421 and 145,263, with no remainder.
Since 145,263 cannot be divided by just 1 and 145,263, it is not a prime number.