Number Base Converter

Convert between Binary, Octal, Decimal, and Hexadecimal instantly

Input Number

Input Base

Binary (base 2)

0b1010

Octal (base 8)

0o12

Decimal (base 10)

Hexadecimal (base 16)

0xA

Bit Representation

8-bit0000 1010

16-bit0000 0000 0000 1010

32-bit0000 0000 0000 0000 0000 0000 0000 1010

Conversion Steps

1010 binary = 1×2³ + 0×2² + 1×2¹ + 0×2⁰ = 10 decimal

Decimal	Binary	Octal	Hex
0	0000	0	0
1	0001	1	1
2	0010	2	2
3	0011	3	3
4	0100	4	4
5	0101	5	5
6	0110	6	6
7	0111	7	7
8	1000	10	8
9	1001	11	9
10	1010	12	A
11	1011	13	B
12	1100	14	C
13	1101	15	D
14	1110	16	E
15	1111	17	F