bash, 11 bytes
Here's a pleasingly ironic usage of a data compression tool :) ...
gzip -f<<<2
Here's a hex dump of the output (22 bytes)...
0000000: 1f 8b 08 00 e3 ce 32 59 00 03 33 e2 02 00 90 af ......2Y..3.....
0000010: 7c 4c 02 00 00 00 |L....