find and the -printf argument formats in relation with xargs -n

Directives
%k size in 1K , %b in 512-byte blocks , %s in bytes. 
%d depth in the directory tree; 0 i.e. the file is a command line argument. 
%h Leading directories of file's name (all but the last element). 
%f name with any leading directories removed (only the last element). 
%p name. 
%P File's name with the name of the command line argument under which it was found removed. 
%H Command line argument under which file was found. 
%F Type of the filesystem the file is on; this value can be used for -fstype. 
%g group name, or numeric group ID if the group has no name. 
%G numeric group ID. 
%i inode number 
%l Object of symbolic link (empty string if not a symbolic link). 
%m permission bits (in octal). 
%n Number of hard links to file. 
%u owner, or numeric user ID if the user has no name. %U numeric user ID. 
A % character followed by any other character is discarded (the other character is output).