Bach khoa toan th? m? Wikipedia
N?m 2040
(
s? La Ma
: MMXL). Trong
l?ch Gregory
, no s? la n?m th? 2040 c?a
Cong nguyen
hay c?a
Anno Domini
; n?m th? 40 c?a
thien nien k? 3
va c?a
th? k? 21
; va n?m đ?u tien c?a
th?p nien 2040
.
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Wikimedia Commons co them hinh ?nh va ph??ng ti?n truy?n t?i v?
2040
.
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