Q: Is 178,923 a Prime Number?
A: No, 178,923 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 178923 can be evenly divided by 1 3 19 43 57 73 129 219 817 1,387 2,451 3,139 4,161 9,417 59,641 and 178,923, with no remainder.
Since 178,923 cannot be divided by just 1 and 178,923, it is not a prime number.