Features
Basic
Basic operations: percent, reciprocal, square and square root
Convenient 00 and double-sized plus buttons
Normal and financial display
Memory operations: add, subtract, read, write, clear
Value added tax, currency conversion
Paper-like, scrollable multi-line display
Scientific
Advanced operations: modulo, power, root, exponential, logarithmic, trigonometric, hyperbolic
Standard operation precedence and infinitely nested parentheses
Entry with decimals, fractions, sexagesimal, scientific-engineering SI units (atto to zetta)
Full complex support: absolute values, arguments, Euler's form; all exponential, logarithmic, trigonometric and hyperbolic functions are fully functional for complex numbers
Precision
Up to 32 decimal places with significant zeroes retained
True 128-bit decimal floating point calculations
Range of 1e-6143 to 1e+6144 (as per the IEEE 754 standard)
Programmer
Infinite precision of binary, octal, decimal and hexadecimal
All bitwise operations
Statistical operations: mean values, standard and popular deviations, various x and y summa values, permutations, combinations, greatest common denominator, lowest common multiplier, primality test and integer factorization
