Question 1

What are the common number systems?

Accepted Answer

Decimal (base-10) is everyday use, binary (base-2) for computers, hexadecimal (base-16) for programming, and octal (base-8) for some computing applications.

Question 2

How do I convert between number bases?

Accepted Answer

Enter your number in the source base and the converter calculates equivalents in other bases. This handles binary, octal, decimal, and hexadecimal.

Question 3

Why is hexadecimal used in computing?

Accepted Answer

Hexadecimal compactly represents binary data - each hex digit equals 4 binary bits. This makes it easier to read memory addresses and color codes.

Question 4

What is the difference between signed and unsigned numbers?

Accepted Answer

Unsigned numbers are always positive, while signed numbers can be negative. This converter handles two complement and other signed representations.

Septenary to Decimal Number Converter - Free Online Tool

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