Q: Is 161,357 a Prime Number?
A: No, 161,357 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 161357 can be evenly divided by 1 7 37 49 89 259 623 1,813 3,293 4,361 23,051 and 161,357, with no remainder.
Since 161,357 cannot be divided by just 1 and 161,357, it is not a prime number.