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Old 2007-03-11, 02:36   #221
brunoparga
 
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How come?? You should go and learn from Microsoft!!!

(just kidding. I'll wait for this exponent to end before I install the new version)
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Old 2007-03-11, 14:36   #222
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M3321928171 has 0 factors in [2^74, 2^75-1].


Taking 3321929971 from 70 to 74 bits

Luigi
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Old 2007-03-15, 20:06   #223
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Quote:
Originally Posted by ET_ View Post
Taking 3321929971 from 70 to 74 bits

Luigi
M3321929971 has 0 factors in [2^70, 2^74-1].

Taking 3321929971 from 74 to 75 bits

Luigi

Last fiddled with by ET_ on 2007-03-15 at 20:09
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Old 2007-03-17, 10:46   #224
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The following Mersenne numbers have no additional (unreported) factors between 2^65 and 2^69:
M3321931831
M3321931849
M3321931859
M3321931897
M3321931927
M3321931957
M3321931981
M3321932063
M3321932149
M3321932189
M3321932249
M3321932353
M3321932377
M3321932407
M3321932423
M3321932473
M3321932479
M3321932591
M3321932597
M3321932701
M3321932759
M3321932839
M3321932851
M3321932891
M3321932893
M3321932897
M3321932953

Quote:
Originally Posted by Uncwilly View Post
M3321931831 has a factor: 68216119194814370071 (upto 2^64)
This factor has 65.887 bits, so it is likely that Uncwilly tested this exponent up to 2^66 bits. Anyway, I checked it from 2^65 to 2^69.

Patrick
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Old 2007-03-19, 21:36   #225
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M3321929563 has no factors from 70 to 72 bits. I'm reserving a new exponent in a couple minutes, when I have factor5 running on my OBD machine.

Cheers
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Old 2007-03-20, 21:57   #226
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M3321929971 has 0 factors in [2^74, 2^75-1].

Pausing for a while...

Luigi
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Old 2007-03-20, 23:47   #227
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Just one comment to make about the x-po taken in 9 days from 70 to 75 bits...

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Old 2007-03-20, 23:53   #228
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Quote:
Originally Posted by brunoparga View Post
Just one comment to make about the x-po taken in 9 days from 70 to 75 bits...

And I didn't use the full power of my PC, as I had other testing on the way (factplustwo).

Hmmm... Nine other days, and we get 76 bits. Or another one to 75.

Gotta think about it.

Luigi

Last fiddled with by ET_ on 2007-03-20 at 23:55
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Old 2007-03-21, 00:42   #229
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I dunno if this is open to democratic debate and voting or if it's subject to the whim of our Noble Leader (that's you, Luigi), but I'd rather follow that level structure we had planned, which would mean reaching 75 with some esponenti before moving to 76.

OTOH, that would leave fewer light exponents for me to work on

Perhaps, in a few weeks/months, we should ask the guy who tested numbers above 3321933000 for the exponents and their bitdepths. Was it Uncwilly? I think so, I just can't remember now.

Cheers,
Bruno
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Old 2007-03-21, 20:57   #230
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Quote:
Originally Posted by brunoparga View Post
I dunno if this is open to democratic debate and voting or if it's subject to the whim of our Noble Leader (that's you, Luigi), but I'd rather follow that level structure we had planned, which would mean reaching 75 with some esponenti before moving to 76.

OTOH, that would leave fewer light exponents for me to work on

Perhaps, in a few weeks/months, we should ask the guy who tested numbers above 3321933000 for the exponents and their bitdepths. Was it Uncwilly? I think so, I just can't remember now.

Cheers,
Bruno
Uncwilly tested all exponents below 3321999999 I think.

Let's wait for him.

Luigi
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Old 2007-03-21, 20:59   #231
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Yeah but, from a status-keeping viewpoint, that many exponents would be extremely hard to manage
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