UNIX for Advanced & Expert Users

$ input=0x00046b3e
$ newinput=16#${input##+([0x])}
$ echo $newinput
16#46b3e
$ typeset -i10 output
$ output=$newinput
$ echo $output
289598
$

#!/bin/ksh
# this does the math
echo "c1:41 c2:0x0000.00046b3e" | awk -F[:\.] '{ print $3, $4}' | read one two
result=$( printf "%d + %d" $one  0x"$two")
echo $result
result=$( printf "%d + %d" 0x0x000 0x00046b3e )    # check 
echo $result

printf "%d\n" "0x00046b3"