Il numero 1640, milleseicentoquaranta in Italiano, in Francese si dice mille six cent quarante.
Il numero ordinale 1640° in francese si dice mille six cent quarantième.
1631: mille six cent trente-et-un
1632: mille six cent trente-deux
1633: mille six cent trente-trois
1634: mille six cent trente-quatre
1635: mille six cent trente-cinq
1636: mille six cent trente-six
1637: mille six cent trente-sept
1638: mille six cent trente-huit
1639: mille six cent trente-neuf
1641: mille six cent quarante-et-un
1642: mille six cent quarante-deux
1643: mille six cent quarante-trois
1644: mille six cent quarante-quatre
1645: mille six cent quarante-cinq
1646: mille six cent quarante-six
1647: mille six cent quarante-sept
1648: mille six cent quarante-huit
1649: mille six cent quarante-neuf