Integer Data Type in C Programming

Table of contents

Integer Data Type - int

An integer is a whole number (a number without a fractional part). It can be positive or negative numbers like 1, -2, 3, etc., or zero.

The sizes of the integer variables depend on the hardware and operating system of the computer. On a typical 16-bit system, the sizes of the integer types are as follows.

type
Bytes
 Possible Values le Values

int

2 or 4


-32,767 to 32,767

unsigned int


2 or 4


0 to 65,535

signed int


2 or 4


-32,767 to 32,767

short int


2

-32,767 to 32,767

unsigned short int

2


0 to 65,535

signed short int


2

-32,767 to 32,767

long int


4


-2,147,483,647 to 2,147,483,647

signed long int


4

-2,147,483,647 to 2,147,483,647

unsigned long int


4


0 to 4,294,967,295

Example:

Other fundamental data types are

Character Data Type Float Data Type

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