Conversor de Octal para Decimal Grátis
Converta números octais para decimal rapidamente. Ferramenta gratuita de conversão de base numérica.
Valor Decimal
100
Formula
How to Convert Octal to Decimal
Method
Octal (base-8) uses digits 0-7. Each position represents a power of 8.
Decimal = d4×8⁴ + d3×8³ + d2×8² + d1×8¹ + d0×8⁰
For example, octal 144 = 1×64 + 4×8 + 4×1 = 64 + 32 + 4 = 100.
Exemplo Resolvido
Convert octal 00144 to decimal.
- 010×4096 + 0×512 + 1×64 + 4×8 + 4×1
- 02= 0 + 0 + 64 + 32 + 4
- 03= 100
Perguntas Frequentes
What is the octal number system?
Octal (base-8) uses digits 0 through 7. It was historically used in computing because each octal digit represents exactly 3 binary bits.
Where is octal used today?
Octal is used in Unix/Linux file permissions (like chmod 755) and occasionally in programming for representing groups of 3 binary bits.
How do you convert decimal to octal?
Repeatedly divide the decimal number by 8, recording the remainder at each step. Read the remainders from bottom to top.
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