Il numero 1684, milleseicentottantaquattro in Italiano, in Inglese si dice one thousand six hundred eighty-four.
Il numero ordinale 1684° in inglese si dice one thousand six hundred eighty-fourth.
1675: one thousand six hundred seventy-five
1676: one thousand six hundred seventy-six
1677: one thousand six hundred seventy-seven
1678: one thousand six hundred seventy-eight
1679: one thousand six hundred seventy-nine
1680: one thousand six hundred eighty
1681: one thousand six hundred eighty-one
1682: one thousand six hundred eighty-two
1683: one thousand six hundred eighty-three
1685: one thousand six hundred eighty-five
1686: one thousand six hundred eighty-six
1687: one thousand six hundred eighty-seven
1688: one thousand six hundred eighty-eight
1689: one thousand six hundred eighty-nine
1690: one thousand six hundred ninety
1691: one thousand six hundred ninety-one
1692: one thousand six hundred ninety-two
1693: one thousand six hundred ninety-three