2009 = 72 x 41.
2009 has a representation as a sum of two squares: 2009 = 282 + 352.
2009 is an apocalyptic power because 22009 contains the decimal digit string 666.
2009 has been designated the International Year of Astronomy, coinciding with the 400th anniversary of the first recorded astronomical observations with a telescope (Galileo Galilei) and the publication of Astronomia Nova (Johannes Kepler). The United Nations has also designated 2009 the International Year of Natural Fibres.
2009 is an apocalyptic power because 22009 contains the decimal digit string 666.
2009 has been designated the International Year of Astronomy, coinciding with the 400th anniversary of the first recorded astronomical observations with a telescope (Galileo Galilei) and the publication of Astronomia Nova (Johannes Kepler). The United Nations has also designated 2009 the International Year of Natural Fibres.
In the United States, 2009 is the Year of Science, presented by the Coalition on the Public Understanding of Science (COPUS).
Source: Number Gossip
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