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 2013-01-01, 17:37 #12 Uncwilly 6809 > 6502     """"""""""""""""""" Aug 2003 101×103 Posts 1025410 Posts Code: 13 <- year is prime -1 <-take away month -1 <-take away day ------------------- 11 <- prime
 2013-01-01, 17:47 #13 firejuggler     "Vincent" Apr 2010 Over the rainbow 53038 Posts mulltiply year by day and divide by month, we still are in the same year!
 2013-01-02, 23:36 #14 cheesehead     "Richard B. Woods" Aug 2002 Wisconsin USA 22·3·641 Posts 2013 is one of the rare years whose Gregorian year number has "0", "1", "2", and "3". Next one will be 2031, then no more until 2103.
2013-01-05, 01:20   #15
Uncwilly
6809 > 6502

"""""""""""""""""""
Aug 2003
101×103 Posts

2·3·1,709 Posts

Quote:
 Originally Posted by cheesehead 2013 is one of the rare years whose Gregorian year number has "0", "1", "2", and "3".
And today added a "4" in the date.

 2013-01-05, 17:18 #16 Uncwilly 6809 > 6502     """"""""""""""""""" Aug 2003 101×103 Posts 280E16 Posts Today's date: 5/1/13 (Euro style) 5=1+1+3
 2013-01-06, 15:09 #17 Uncwilly 6809 > 6502     """"""""""""""""""" Aug 2003 101×103 Posts 2·3·1,709 Posts Code:  20 <-century -13 <-years - 1 <-month --------------- 6 <-day
 2013-01-06, 16:59 #18 Stargate38     "Daniel Jackson" May 2011 14285714285714285714 68710 Posts (20132-911)/2 is prime. ((201361-1)/2012)-61 is divisible by 503 (a factor of 2012).
 2013-01-07, 16:17 #19 Uncwilly 6809 > 6502     """"""""""""""""""" Aug 2003 101×103 Posts 2×3×1,709 Posts (20-13)/7=1 2+0+1+3+1=7
 2013-01-08, 11:30 #20 davar55     May 2004 New York City 5×7×112 Posts Today is (over here) 1/8/13, and (1+1)^3 = 8. Over there, it's 8/1/13, so 8 = (1+1)^3.
 2013-01-13, 12:12 #21 davar55     May 2004 New York City 10000100010112 Posts oh well, this one is too good to ignore, even a day late yesterday: 1/12/13 11213 is the smallest five digit Mersenne prime exponent
2013-01-13, 15:16   #22
Uncwilly
6809 > 6502

"""""""""""""""""""
Aug 2003
101×103 Posts

2×3×1,709 Posts

Quote:
 Originally Posted by davar55 yesterday: 1/12/13 11213 is the smallest five digit Mersenne prime exponent
Yesterday was a busy day for me, but I was going to post:

1+12=13

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