What is the size of long long long int?

Long

Data Type	Size (in bytes)	Range
short int	2	-32,768 to 32,767
long int	4	-2,147,483,648 to 2,147,483,647
unsigned long int	8	0 to 4,294,967,295
long long int	8	-(2^63) to (2^63)-1

What is the size of unsigned long long int?

Executive summary: it’s 64 bits, or larger. unsigned long long is the same as unsigned long long int . Its size is platform-dependent, but guaranteed by the C standard (ISO C99) to be at least 64 bits.

What is the range of Long signed int?

– 2147483648 to 2147483647
Table 3-2 Sizes and Ranges of Data Types

Type	Size	Range
Integral Types
long int , or signed long int (OpenVMS)	32 bits	– 2147483648 to 2147483647
long int , or signed long int (Digital UNIX)	64 bits	– 9223372036854775808 to 9223372036854775807
unsigned long int (OpenVMS)	32 bits	0 to 4294967295

Is Long Long signed or unsigned?

Main types

Type	Minimum size (bits)	Suffix for decimal constants
unsigned short unsigned short int	16	n/a
int signed signed int	16	none
unsigned unsigned int	16	u or U
long long int signed long signed long int	32	l or L

What is the size of Long?

Data Types and Sizes

Type Name	32–bit Size	64–bit Size
char	1 byte	1 byte
short	2 bytes	2 bytes
int	4 bytes	4 bytes
long	4 bytes	8 bytes

How big is long?

8 bytes
64-bit UNIX applications

Name	Length
char	1 byte
short	2 bytes
int	4 bytes
long	8 bytes