Q: Is 155,385 a Prime Number?
A: No, 155,385 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 155385 can be evenly divided by 1 3 5 9 15 27 45 135 1,151 3,453 5,755 10,359 17,265 31,077 51,795 and 155,385, with no remainder.
Since 155,385 cannot be divided by just 1 and 155,385, it is not a prime number.