Q: Is 145,144 a Prime Number?
A: No, 145,144 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 145144 can be evenly divided by 1 2 4 8 18,143 36,286 72,572 and 145,144, with no remainder.
Since 145,144 cannot be divided by just 1 and 145,144, it is not a prime number.