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TO_HEX ​

Return the hexadecimal value for a number.

TO_HEX(number)

where number is a BIGINT or INTEGER value or expression. This function does not work on SMALLINT columns.

For example:

premdb=# SELECT capacity, TO_HEX(capacity) 
FROM team ORDER BY teamid LIMIT 5;
 capacity | to_hex 
----------+--------
   60260 | eb64
   42785 | a721
   23009 | 59e1
   30016 | 7540
   31367 | 7a87
(5 rows)