Q: Is 145,871 a Prime Number?
A: No, 145,871 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 145871 can be evenly divided by 1 11 89 149 979 1,639 13,261 and 145,871, with no remainder.
Since 145,871 cannot be divided by just 1 and 145,871, it is not a prime number.