Fait mathématique: 8840 is the number of triangles of any size contained in the triangle of side 32 on a triangular grid.
Culture générale: 8840 is an uninteresting number.
Date historique: March 14th is the day in 1903 that the Hay-Herran Treaty, granting the United States the right to build the Panama Canal, is ratified by the United States Senate.