Or use theConnect SDK:

# Convert between hexadecimal and decimal units

Hexadecimal (base 16) is preferred in the Ethereum Virtual Machine (EVM) for its:

## Compactness

Each hex digit represents 4 bits, making it concise for large binary numbers.

## Alignment

Hex aligns with binary computing, aiding data representation and processing.

## Standard

Widely used in programming and cryptography for simplicity with binary data.

## Length

Ensures consistent string lengths, crucial for Ethereum addresses and hashes.

## Conversion

Straightforward mapping to binary facilitates error-free conversions.