Convert binary 101010 to decimal, octal, hexadecimal

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Convert 101010 from binary How to convert number 101010 from binary to decimal, octal, hexadecimal?
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Binar number

101010 to decimal

conversion rule

42

101010 to octal

conversion rule

52

101010 to hexadecimal

conversion rule

2A

Binary to Decimal

Convert 101010₂ to decimal:
101010₂ = 42₁₀

binary	1	0	1	0	1	0	step 0
decimal	(1*2⁵) +	(0*2⁴) +	(1*2³) +	(0*2²) +	(1*2¹) +	(0*2⁰)	step 1
decimal 42 =	32 +	0 +	8 +	0 +	2 +	0	step 2

Binary to Octal

Convert 101010₂ to octal:
101010₂ = 101 010 = 52₈

binary 101010 101 010	101	010	step 0
octal 52	5	2	step 1

Binary to Hexadecimal

Convert 101010₂ to hexadecimal:
101010₂ = 10 1010 = 2A₁₆

binary 101010	10	1010	step 0
hexadecimal 2A	2	A	step 1

Convert other numbers:

100101 100110 100111 101000 101001 101010 101011 101100 101101 101110 101111

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