Q: Is 155,085 a Prime Number?
A: No, 155,085 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 155085 can be evenly divided by 1 3 5 7 15 21 35 49 105 147 211 245 633 735 1,055 1,477 3,165 4,431 7,385 10,339 22,155 31,017 51,695 and 155,085, with no remainder.
Since 155,085 cannot be divided by just 1 and 155,085, it is not a prime number.