Convert Binary to Decimal (Base 2 to Base 10)

Definition

The binary numbering system is represented by using only two numbers (0 and 1). The decimal number system consists of ten digits (0, 1, 2, 3, 4, 5, 6, 7, 8 and 9).

Enter the value in binary base you want to convert to decimal base:

Value:
From:
To:
Decimal places:

=

Conversion Tables

Positional Notation
Binary System
Ternary System
Quaternary System
Quinary System
Senary System
Septenary System
Octal System
Nonary System
Decimal System
Duodecimal System
Hexadecimal System
Vigesimal System
Duotrigesimal System

Binary to Decimal

Binary System Decimal System
0 0
1 1
10 2
11 3
100 4
101 5
1010 10
1111 15
10100 20
11001 25
11110 30
100011 35
101000 40