23×17=
3 answers
http://www.google.com/webhp?source=search_app#hl=en&sclient=psy-ab&q=23%C3%9717%3D&oq=23%C3%9717%3D&gs_l=serp.3...1256918.1257941.2.1258539.2.2.0.0.0.0.152.242.1j1.2.0.les%3Bcqn%2Ccconf%3D1-2%2Cmin_length%3D2%2Crate_low%3D0-035%2Crate_high%3D0-035%2Csecond_pass%3Dfalse%2Cnum_suggestions%3D2%2Cignore_bad_origquery%3Dtrue..0.0...1c.1.kiYwhjJJFR4&pbx=1&bav=on.2,or.r_gc.r_pw.r_qf.&fp=6f2020f3c8b5fd38&bpcl=35440803&biw=711&bih=453
391
YES