Kostenloser Hexadezimal-zu-Dezimal-Umrechner

Rechnen Sie Hexadezimalzahlen (Basis 16) in Dezimalzahlen (Basis 10) um.

Dezimalwert

255

Formel

Hex to Decimal Converter

How It Works

Hexadecimal (base-16) uses digits 0-9 and A-F (where A=10, B=11, C=12, D=13, E=14, F=15). Enter the numeric value of each hex digit (0-15).

Each position represents a power of 16:

  • Digit 0: 16^0 = 1
  • Digit 1: 16^1 = 16
  • Digit 2: 16^2 = 256
  • Digit 3: 16^3 = 4096
  • Lösungsbeispiel

    Convert hex 00FF (0, 0, 15, 15) to decimal.

    1. 010×4096 + 0×256 + 15×16 + 15×1
    2. 02= 0 + 0 + 240 + 15
    3. 03= 255 in decimal

    Häufig Gestellte Fragen

    What are the hex digits?

    Hexadecimal uses 16 digits: 0-9 for values 0-9, and A-F for values 10-15. Enter the numeric value (0-15) for each position.

    Why is hexadecimal used in computing?

    Hexadecimal is compact and maps neatly to binary: each hex digit represents exactly 4 binary bits. It is commonly used for memory addresses, color codes, and byte values.

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