An trimorphic number is a positive integer whose cube ends in that number.
What is Trimorphic no?
A number is called Trimorphic number if and only if its cube ends in the same digits as the number itself. In other words, number appears at the end of its cube.
What do you mean by Automorphic number?
definition and examples
An automorphic number is an integer whose square ends with the given integer, as (25)2 = 625, and (76)2 = 5776. Strobogrammatic numbers read the same after having been rotated through 180°; e.g., 69, 96, 1001.