Size of char,int,float,double,long

boolean	true or false	false	1 bit	NA
char	Unicode character unsigned	\u0000	16 bits or 2 bytes	0 to 216-1 or \u0000 to \uFFFF
byte	Signed integer	0	8 bit or 1 byte	-27 to 27-1 or -128 to 127
short	Signed integer	0	16 bit or 2 bytes	-215 to 215-1 or -32768 to 32767
int	Signed integer	0	32 bit or 4 bytes	-231 to 231-1 or -2147483648 to 2147483647
long	Signed integer	0	64 bit or 8 bytes	-263 to 263-1 or -9223372036854775808 to 9223372036854775807
float	IEEE 754 floating point single-precision	0.0f	32 bit or 4 bytes	�1.4E-45 to �3.4028235E+38
double	IEEE 754 floating point double-precision	0.0	64 bit or 8 bytes	�439E-324 to �1.7976931348623157E+308