36 (number) 36 (number) 36 (thirty-six) is the natural number following 35 and preceding 37. 36 is both the square of six and a triangular number, making it a square triangular number. It is the smallest square triangular number other than one, and it is also the only triangular number other than one whose square root is also a triangular number. It is also a circular number- a square number that ends with the same integer by itself (6×6=36). It is the smallest number "n" with exactly eight solutions to the equation φ("x") = "n". Being the smallest number with exactly nine
IBM System/36 BASIC program source code inaccessible and it is not reversible. Always save an unlocked copy before using LOCK. System/34 BASIC and System/36 BASIC are very similar; however, machine code incompatibility makes it impossible to port a subroutine member BASIC program between these systems. See also Square Root of 2 & PI π solution for solution published on mainframes during the 1980s & 1990s. IBM System/36 BASIC IBM System/36 BASIC was an interpreter for the IBM System/36 midrange computer. System/36 BASIC was first offered in 1983, and as such, contained many of the trappings that a BASIC program would have encountered in