Here are few links to convert Unicode characters to code point/Uri percent encoding/decimal NCR etc.
905 represent hex अ in Hindi:
http://people.w3.org/rishida/scripts/uniview/uniview.php?codepoints=905
Get full details of each character at this FileFormat.info site. This link will shows Unicode character “अ” detail.
Convert any char to code point/numeric value:
Need to use any char which is not a supported language in your [...]

For international languages support utf8 is required in mysql column/field. MySQL allows to set  different character set on each different columns.
MySQL 5.0 supports two Unicode character sets: UCS2 and all familiar “utf8″.
Each Unicode character set has similar collations available to exactly suit many languages like ucs2_persian_ci and utf8_persian_ci.
You may find utf8_general_ci and utf8_unicode_ci suitable as [...]