(PHP 7 >= 7.3.0, PHP 8)
gmp_lcm — Calculate LCM
   This function computes the least common multiple (lcm) of
   num1 and num2.
  
num1
 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).
num2
 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).
A GMP object.
