Original Hex String
Converted Base 64 String
Intermediate Steps
1. Hexstring to Hex Bytes:
2. Hex Bytes to Decimal:
3. Decimal to Binary:
4. Binary Octets to 24-bit Groups
each 3x8-bit turns into 4x6-bit groups that are zero-padded from the front
5. 24-bit Groups to 6-bit Groups
padded binary bytes converted to decimal & then to base-64 equivalents