Computer Science
Basic

Hexadecimal to Decimal

Convert a hex number to decimal by positional weights.

Formula

d=∑hi×16id = \sum h_i \times 16^i

Variables

h_iHex digit
iPosition

Example

0x1F = 31

Did You Know?

Hexadecimal packs four bits per digit, which is why colours and memory addresses are written in hex.

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