FFFF Hex to Decimal
FFFF hexadecimal = 65535 decimal.
Hexadecimal
FFFF
Decimal
65535
Binary
1111111111111111
Octal
177777
Calculation
F(15) × 16^3 + F(15) × 16^2 + F(15) × 16^1 + F(15) × 16^0 = 65535
Each digit is multiplied by a power of 16, counting from zero at the right.
Alternative Input Forms
FFFF, 0xFFFF, and FFFFh are alternative notations for the same hexadecimal value.
Signed Interpretation
As an unsigned value, FFFF is 65535. Interpreted as a 16-bit two's-complement value, it is -1. Signed interpretation depends on the chosen bit width.
Related Questions
- What is 0xFFFF in decimal? 65535.
- What is FFFFH in decimal? 65535.
- What is FFFF in binary? 1111111111111111.