gmp_perfect_power
(PHP 7 >= 7.3.0, PHP 8)
gmp_perfect_power — Perfect power check
Parameters
num
-
A GMP object, an int,
or a string that can be interpreted as a number following the same logic
as if the string was used in gmp_init() with automatic
base detection (i.e. when
base is equal to 0).
Return Values
Returns true if num is a perfect power, false otherwise.