As of May 2014, it was 2011.
most recently, 2013 second-most recently, 2008 before that, 2002
2014 ( The sum of the digits = 7, a prime number )
most recently, 2011
most recently in 2008
It was most recently in 2010.
It was most recently in 2007.
most recently in 2002
most recently, 2010
Most recently, 26 December 2004.
Last prime of the 20th Century was 1999. Last prime of the 21st Century will be 2099.
1433 is a prime number. A prime number has only 2 factors which are 1 and itself. Composite numbers are every other positive integer except 1 and 0. 1 and 0 are neither prime, nor composite.
most recently, in 2007