(10101)2 in the decimal system equals ____?
(10101)2 in the decimal system equals ____?
Explanation
To convert (10101)₂ to decimal: = 1×2⁴ + 0×2³ + 1×2² + 0×2¹ + 1×2⁰
= 16 + 0 + 4 + 0 + 1
= 21
To convert (10101)₂ to decimal: = 1×2⁴ + 0×2³ + 1×2² + 0×2¹ + 1×2⁰
= 16 + 0 + 4 + 0 + 1
= 21