Q: Is 145,142 a Prime Number?
A: No, 145,142 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 145142 can be evenly divided by 1 2 31 62 2,341 4,682 72,571 and 145,142, with no remainder.
Since 145,142 cannot be divided by just 1 and 145,142, it is not a prime number.