Chapter 2: Transact-SQL Functions

inttohex

Returns the platform-independent hexadecimal equivalent of the specified integer.

inttohex (integer_expression)

integer_expression: is the integer value to be converted to a hexadecimal string.

select inttohex (10)

-------- 
0000000A

inttohex, a datatype conversion function, returns the platform-independent hexadecimal equivalent of an integer, without a “0x” prefix.
Use the inttohex function for platform-independent conversions of integers to hexadecimal strings. inttohex accepts any expression that evaluates to an integer. It always returns the same hexadecimal equivalent for a given expression, regardless of the platform on which it is executed.
For more information about datatype conversion, see “Datatype conversion functions”.

ANSI SQL – Compliance level: Transact-SQL extension.

Any user can execute inttohex.