Convert binary 10001010 to decimal, octal, hexadecimal

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Convert 10001010 from binary How to convert number 10001010 from binary to decimal, octal, hexadecimal?
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Binar number

10001010 to decimal

conversion rule

138

10001010 to octal

conversion rule

212

10001010 to hexadecimal

conversion rule

8A

Binary to Decimal

Convert 10001010₂ to decimal:
10001010₂ = 138₁₀

binary	1	0	0	0	1	0	1	0	step 0
decimal	(1*2⁷) +	(0*2⁶) +	(0*2⁵) +	(0*2⁴) +	(1*2³) +	(0*2²) +	(1*2¹) +	(0*2⁰)	step 1
decimal 138 =	128 +	0 +	0 +	0 +	8 +	0 +	2 +	0	step 2

Binary to Octal

Convert 10001010₂ to octal:
10001010₂ = 10 001 010 = 212₈

binary 10001010 10 001 010	10	001	010	step 0
octal 212	2	1	2	step 1

Binary to Hexadecimal

Convert 10001010₂ to hexadecimal:
10001010₂ = 1000 1010 = 8A₁₆

binary 10001010	1000	1010	step 0
hexadecimal 8A	8	A	step 1

Convert other numbers:

10000101 10000110 10000111 10001000 10001001 10001010 10001011 10001100 10001101 10001110 10001111

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