pentadecimal

== English == === Etymology === From penta- + decimal. === Adjective === pentadecimal (not comparable) (computing, mathematics) Based on the number 15; using the digits 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D and E. ==== Synonyms ==== (based on 15): base 15 quindecimal