Decimal to Octal Converter

Convert Decimal (Base 10) to Octal (Base 8) with step-by-step solution.

Valid digits: 0123456789
255 (Base 10) = 377 (Base 8)
Step-by-Step Solution
1Convert Decimal to Octal:

Divide by 8, collect remainders:

StepDividend÷ 8QuotientRemainderDigit
1255÷ 83177
231÷ 8377
33÷ 8033
Read bottom to top: 377
2Result:
255 (Base 10) = 377 (Base 8)

Conversion Table

DecimalDecimalOctal
000
111
222
333
444
555
666
777
8810
9911
101012
151517
161620
202024
323240

255 (Base 10) in All Bases

Number SystemBaseValue
Binary211111111
Octal8377
Hexadecimal16FF
Ternary3100110
Quaternary43333
Quinary52010
Senary61103
Septenary7513
Duodecimal12193
Vigesimal20CF
Duotrigesimal327V
Hexatrigesimal3673

Popular Conversions

How to Convert Decimal to Octal

To convert from Decimal (base 10) to Octal (base 8), divide repeatedly by 8 and collect remainders.

About Decimal

Standard number system. Uses digits: 0123456789

About Octal

Used in Unix file permissions. Uses digits: 01234567