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View Poll Results: When will the next Mersenne Prime be Found?
First Half of 2005 2 3.33%
Second Half of 2005 19 31.67%
First Half of 2006 20 33.33%
Second Half of 2006 14 23.33%
2007 or later 5 8.33%
Voters: 60. You may not vote on this poll

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Old 2005-02-25, 23:39   #1
Uncwilly
6809 > 6502
 
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Aug 2003
101×103 Posts

23·1,223 Posts
Default Predict M43

Ok, folks, moving beyond the poll, let us try to predict M43.


THE RULES OF THE GAME:
  1. Post your guess here, no PM'ing me.
  2. Your guess must be a prime number (we are guessing the exponent).
  3. The guesses are for 'M43', that is: the next reported Mersenne prime that is larger than the 42nd known Mersenne Prime, namely 2[sup]25,964,951[/sup]-1
  4. You can not guess a number that has already been guessed.
  5. If there is a tie (i.e. 2 posts are equally close and meet all other rules), the first post gets it.
  6. You may post 1 guess every 90 days (after posting a guess you must wait 90 days, not wait til a new quarter).
  7. All guesses received within the 48 hours before M43 is reported are hereby disqualified (to prevent cheating).
  8. The discoverer of M43 will have all guesses posted more than 4 days after they were assigned the expo that is reported to be prime, hereby disqualified.
  9. If the prime that is reported fails the rechecks, those disqualified in 7 and 8 will be restored.
  10. Commentary should be greatly restrained.
  11. Further rules may be added if needed.


From time to time, I may post stats on the guesses.
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Old 2005-02-26, 06:57   #2
Andi47
 
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Oct 2004
Austria

2·17·73 Posts
Default

My wild guess is the same I tried for 42: 28,756,447
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Old 2005-02-26, 16:25   #3
Uncwilly
6809 > 6502
 
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Aug 2003
101×103 Posts

230708 Posts
Default

Same as my previous last: 39447007
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Old 2005-02-26, 17:15   #4
Primeinator
 
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"Kyle"
Feb 2005
Somewhere near M52..

91510 Posts
Default

My guess for the exponent is: 25,964,951
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Old 2005-02-27, 01:42   #5
Uncwilly
6809 > 6502
 
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Aug 2003
101×103 Posts

23·1,223 Posts
Default

Quote:
Originally Posted by Primeinator
My guess for the exponent is: 25,964,951
Bad guess, a number can't be larger than itself.

Guess again, we are guessing at M43, not M42.
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Old 2005-02-27, 01:54   #6
Primeinator
 
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"Kyle"
Feb 2005
Somewhere near M52..

3·5·61 Posts
Default

oohh oops! I misread sorry. I feel really stupid and absent minded now...
Umm...my guess is 27,927,307
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Old 2005-02-27, 10:50   #7
patrik
 
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"Patrik Johansson"
Aug 2002
Uppsala, Sweden

1A916 Posts
Default

28658771
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Old 2005-02-27, 16:59   #8
Spherical Cow
 
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Nov 2004

10000111002 Posts
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Just because its a neat prime....34,353,637
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Old 2005-02-27, 17:11   #9
jinydu
 
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Dec 2003
Hopefully Near M48

2×3×293 Posts
Default Poll: When Will M43 Be Discovered?

.
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Old 2005-02-27, 17:53   #10
Prime95
P90 years forever!
 
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Aug 2002
Yeehaw, FL

2·53·71 Posts
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I predict 61,042,873. A huge dry spell that will test our patience.
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Old 2005-02-27, 18:02   #11
Guilherme
 
Nov 2004
Florianopolis - Brazil

3×5 Posts
Default

33,526,837
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