Question: what is the highest population estimate 2005 when the area (km 2) is more than 1,775.65 for mamasa regency with a population census 2010 less than 139,962?
SQL: SELECT MAX Population Estimate 2005 FROM table WHERE Area (km 2 ) > 1,775.65 AND Name = mamasa regency AND Population Census 2010 < 139,962