Q: Is 161,443 a Prime Number?
A: No, 161,443 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 161443 can be evenly divided by 1 19 29 293 551 5,567 8,497 and 161,443, with no remainder.
Since 161,443 cannot be divided by just 1 and 161,443, it is not a prime number.