Q: Is 81,742 a Prime Number?
A: No, 81,742 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 81742 can be evenly divided by 1 2 23 46 1,777 3,554 40,871 and 81,742, with no remainder.
Since 81,742 cannot be divided by just 1 and 81,742, it is not a prime number.