Q: Is 155,241 a Prime Number?
A: No, 155,241 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 155241 can be evenly divided by 1 3 9 47 141 367 423 1,101 3,303 17,249 51,747 and 155,241, with no remainder.
Since 155,241 cannot be divided by just 1 and 155,241, it is not a prime number.