16
16.
16
There can't be a prime number that has a square root because the square root would be a factor of the number.
16
16
25 is a square number that is a factor of 50 and a multiple of the prime number 5.
Except in this case, the largest square factor is 1.
The largest square factor of 557 is 1 because 557 is a prime number
289
A factor can or cannot be a prime number Ex: 2 is the factor of all other even numbers its a prime number but 9 is a factor of 18 and its not a prime number A prime is a factor but a factor being a prime number varies
No. That isn't possible: A prime number, by definition, has no smaller factors. A square number does have a smaller factor - the number that is squared.
A prime number with identical digits is 11.