le or weight. The programmer can prepend the word "unsigned" to inform the compiler that the integers will always e integer's sign needs not be stored, the integer range reaches slightly higher numbers, as follows: 2.14.1: Unsigned integer data types. Declaration Size Supported number range Standard-defined minimum size unsigned char myVar; 8 bits O to 255 8 bits unsigned short myVar; 16 bits O to 65,535 16 bits unsigned long myVar; 32 bits O to 4,294,967,295 32 bits unsigned long long myVar; 64 bits 0 to 18,446,744,073,709,551,615 64 bits unsigned int myVar, 32 bits 0 to 4,294,967,295 16 bits