Convert binary 10001011 to decimal, octal, hexadecimal

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Convert 10001011 from binary How to convert number 10001011 from binary to decimal, octal, hexadecimal?
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Binar number

10001011 to decimal

conversion rule

139

10001011 to octal

conversion rule

213

10001011 to hexadecimal

conversion rule

8B

Binary to Decimal

Convert 10001011₂ to decimal:
10001011₂ = 139₁₀

binary	1	0	0	0	1	0	1	1	step 0
decimal	(1*2⁷) +	(0*2⁶) +	(0*2⁵) +	(0*2⁴) +	(1*2³) +	(0*2²) +	(1*2¹) +	(1*2⁰)	step 1
decimal 139 =	128 +	0 +	0 +	0 +	8 +	0 +	2 +	1	step 2

Binary to Octal

Convert 10001011₂ to octal:
10001011₂ = 10 001 011 = 213₈

binary 10001011 10 001 011	10	001	011	step 0
octal 213	2	1	3	step 1

Binary to Hexadecimal

Convert 10001011₂ to hexadecimal:
10001011₂ = 1000 1011 = 8B₁₆

binary 10001011	1000	1011	step 0
hexadecimal 8B	8	B	step 1

Convert other numbers:

10000110 10000111 10001000 10001001 10001010 10001011 10001100 10001101 10001110 10001111 10010000

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