_64e3             777 ext/sqlite/libsqlite/src/util.c #define _64e15 (_64e3 * _64e4 * _64e4 * _64e4)
_64e3             830 ext/sqlite/libsqlite/src/util.c     while( r >= 0.5*_64e3  && exp < 1020 ){ r *= 1.0/_64e4;  exp += 4; }