Q: Is 155,180 a Prime Number?
A: No, 155,180 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 155180 can be evenly divided by 1 2 4 5 10 20 7,759 15,518 31,036 38,795 77,590 and 155,180, with no remainder.
Since 155,180 cannot be divided by just 1 and 155,180, it is not a prime number.