Q: Is 33,561 a Prime Number?
A: No, 33,561 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 33561 can be evenly divided by 1 3 9 11 27 33 99 113 297 339 1,017 1,243 3,051 3,729 11,187 and 33,561, with no remainder.
Since 33,561 cannot be divided by just 1 and 33,561, it is not a prime number.