The Casio fx-82AU PLUS II 2nd Edition scientific calculator includes a 'Prime Factorisation' function | When combined with the benefits of the Casio Prime Schools PLUS program, the fx-82AU PLUS II 2nd Edition is more than just a calculator | Random Integer functions | Multiple intuitive ways to enter fractions | List-Based data entry for statistics | Natural textbook display | Combinations and permutations | Approved surd and trigonometric calculations | Coordinate conversion | Exponential regression of the form abx | Multi-replay | Large, easy-to-read dual-line display