80 Hex to Decimal
80 hexadecimal = 128 decimal.
Hexadecimal
80
Decimal
128
Binary
10000000
Octal
200
Calculation
8(8) × 16^1 + 0(0) × 16^0 = 128
Each digit is multiplied by a power of 16, counting from zero at the right.
Alternative Input Forms
80, 0x80, and 80h are alternative notations for the same hexadecimal value.
Signed Interpretation
As an unsigned value, 80 is 128. Interpreted as a 8-bit two's-complement value, it is -128. Signed interpretation depends on the chosen bit width.
Related Questions
- What is 0x80 in decimal? 128.
- What is 80H in decimal? 128.
- What is 80 in binary? 10000000.