Q: Is 165,740 a Prime Number?
A: No, 165,740 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 165740 can be evenly divided by 1 2 4 5 10 20 8,287 16,574 33,148 41,435 82,870 and 165,740, with no remainder.
Since 165,740 cannot be divided by just 1 and 165,740, it is not a prime number.