Q: Is 141,643 a Prime Number?
A: No, 141,643 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 141643 can be evenly divided by 1 197 719 and 141,643, with no remainder.
Since 141,643 cannot be divided by just 1 and 141,643, it is not a prime number.