Convert binary 100101001 to decimal, octal, hexadecimal

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Convert 100101001 from binary How to convert number 100101001 from binary to decimal, octal, hexadecimal?
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Binar number

100101001 to decimal

conversion rule

297

100101001 to octal

conversion rule

451

100101001 to hexadecimal

conversion rule

129

Binary to Decimal

Convert 100101001₂ to decimal:
100101001₂ = 297₁₀

binary	1	0	0	1	0	1	0	0	1	step 0
decimal	(1*2⁸) +	(0*2⁷) +	(0*2⁶) +	(1*2⁵) +	(0*2⁴) +	(1*2³) +	(0*2²) +	(0*2¹) +	(1*2⁰)	step 1
decimal 297 =	256 +	0 +	0 +	32 +	0 +	8 +	0 +	0 +	1	step 2

Binary to Octal

Convert 100101001₂ to octal:
100101001₂ = 100 101 001 = 451₈

binary 100101001 100 101 001	100	101	001	step 0
octal 451	4	5	1	step 1

Binary to Hexadecimal

Convert 100101001₂ to hexadecimal:
100101001₂ = 1 0010 1001 = 129₁₆

binary 100101001	1	0010	1001	step 0
hexadecimal 129	1	2	9	step 1

Convert other numbers:

100100100 100100101 100100110 100100111 100101000 100101001 100101010 100101011 100101100 100101101 100101110

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