Converter numeros - resolvido

byte[]
lh_serial_number	=	"11951131324991681073079945145888776152".getBytes();
		
StringBuilder
lo_result = new StringBuilder();
		
for (int i = 0; i<lh_serial_number.length; i++) {
			
   byte[]
   lh_result = new byte[2];
	        	
   //
   // Get low-order semi-bytes ...
   //
   lh_result[0] = (byte) (lh_serial_number[i] >> 4 & 0x0F);
   lh_result[1] = (byte) (lh_serial_number[i] & 0x0F);
	        	
   //
   // Add high-order value ...
   //
   lh_result[0] += (lh_result[0] < 10 ? 0x30 : 0x37);	
   lh_result[1] +=	(lh_result[1] < 10 ? 0x30 : 0x37);
   lo_result.append(new String(lh_result));
}			
		
System.out.println(lo_result.toString());