Integer Data Types in C Language

Data type Definition

The data type supported in a language dictates the type of values which can be processed by the language.

C supports several different types of data, each of which may be represented differently within the computers memory.

Data types are means to identify the type of data and associated operations for handling it. Every variable in C has a data types.

Integer Data type

Integers are used to store whole numbers.

In C programming, 4 Bytes memory is allocated for Integer datatype. Size and range of Integer type on 16-bit machine is given below:

Type Size(bytes) Range
int or signed int 2 -32,768 to 32767
unsigned int 2 0 to 65535
short int or signed short int 1 -128 to 127
unsigned short int 1 0 to 255
long int or signed long int 4 -2,147,483,648 to 2,147,483,647
unsigned long int 4 0 to 4,294,967,295


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