Convert from binary - how to convert number binary?

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

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Conversion rule to table

Binary to Decimal

Convert 11010111₂ to decimal:
11010111₂ = 215₁₀

binary	1	1	0	1	0	1	1	1	step 0
decimal	(1*2⁷) +	(1*2⁶) +	(0*2⁵) +	(1*2⁴) +	(0*2³) +	(1*2²) +	(1*2¹) +	(1*2⁰)	step 1
decimal 215 =	128 +	64 +	0 +	16 +	0 +	4 +	2 +	1	step 2

Binary to Octal

Convert 11010111₂ to octal:
11010111₂ = 11 010 111 = 327₈

binary 11010111 11 010 111	11	010	111	step 0
octal 327	3	2	7	step 1

Binary to Hexadecimal

Convert 11010111₂ to hexadecimal:
11010111₂ = 1101 0111 = D7₁₆

binary 11010111	1101	0111	step 0
hexadecimal D7	D	7	step 1

0 1 10 11 100 101 110 111 1000 1001 1010 1011 1100 1110 1111 10000 10001 10010 10011 10100 10101 10110 10111 11000 11001 11010 11011 11100 11101 11110 11111 100000 100001 100010 100011 100100 100101 100110 100111 101000 101001 101010 101011 101100 101101 101110 101111 110000 110001 110010 110011 110100 110101 110111 111000 111001 111010 111011 111100 111101 111110 111111 1000000 1000001 1000010 1000011 1000100 1000101 1000110 1000111 1001000 1001001 1001010 1001011 1001100 1001101 1001110 1001111 1010000 1010001 1010010 1010011 1010100 1010101 1010110 1010111 1011000 1011001 1011010 1011011 1011100 1011101 1011110 1011111 1100000 1100001 1100010 1100011 1100100 1100101 1100110 1100111 1101000 1101001 1101010 1101011 1101100 1101101 1101110 1101111 1110000 1110001 1110010 1110011 1110100 1110101 1110110 1110111 1111000 1111001 1111010 1111011 1111100 1111101 1111110 1111111 10000000 10000001 10000010 10000011 10000100 10000101 10000110 10000111 10001000 10001001 10001010 10001011 10001100 10001101 10001110 10001111 10010000 10010001 10010010 10010011 10010100 10010101 10010110 10010111 10011000 10011001 10011010 10011011 10011100 10011101 10011110 10011111 10100000 10100001 10100010 10100011 10100100 10100101 10100110 10100111 10101000 10101001 10101010 10101011 10101100 10101101 10101110 10101111 10110000 10110001 10110010 10110011 10110100 10110101 10110110 10110111 10111000 10111001 10111010 10111011 10111100 10111101 10111110 10111111 11000000 11000001 11000010 11000011 11000100 11000101 11000110 11000111 11001000 11001001 11001010 11001011 11001100 11001101 11001110 11001111 11010000 11010001 11010010 11010011 11010100 11010101 11010110 11010111 11011000 11011001 11011010 11011011 11011100 11011101 11011110 11011111 11100000 11100001 11100010 11100011 11100100 11100101 11100120 11100111 11101000 11101001 11101010 11101011 11101100 11101101 11101110 11101111 11110000 11110001 11110010 11110011 11110100 11110101 11110110 11110111 11111000 11111001 11111010 11111011 11111100 11111101 11111110 11111111 100000000

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