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Old 2012-09-23, 18:17   #540
Jatheski
 
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993438: i1090

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Quote:
Originally Posted by Dubslow View Post
That is a monster B-S find... wow. I'm pretty sure you smashed the record.

Could you submit the result here so that it appears on that list?
Done
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Old 2012-09-27, 05:50   #541
KingKurly
 
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M1107383 has factor 1564474840193935787130546961654820353 (120.23 bits)
k = 2^8 * 3 * 11 * 19 * 349 * 58271 * 416761 * 423299 * 1226651

M55519133 has factor 29752078175850937971540599 (84.62 bits)
k = 29 * 73 * 83 * 769 * 797 * 2488061
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Old 2012-09-28, 04:44   #542
Jwb52z
 
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P-1 found a factor in stage #2, B1=530000, B2=9805000.
UID: Jwb52z/Clay, M57969139 has a factor: 32237856363446949033270079

84.737 bits
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Old 2012-09-28, 14:18   #543
markr
 
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P-1 found a factor in stage #2, B1=10000000, B2=400000000.
M474137 has a factor: 3398601717070568835246593 ( 25 decimal digits, 82 bits )
k = 2^8 x 199 x 2294057 x 30666851

P-1 found a factor in stage #2, B1=10000000, B2=400000000.
M476611 has a factor: 17313319622608998427801440431 ( 29 decimal digits, 94 bits )
k = 5 x 11^2 x 19 x 53 x 823 x 533593 x 67887761
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Old 2012-09-30, 03:05   #544
KingKurly
 
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M56977079 has factor 3553288320740450075606119012577 (101.48 bits)
k = 2^4 * 7^2 * 149 * 227 * 6067 * 337681 * 573973
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Old 2012-09-30, 03:13   #545
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Quote:
Originally Posted by KingKurly View Post
M56977079 has factor 3553288320740450075606119012577 (101.48 bits)
k = 2^4 * 7^2 * 149 * 227 * 6067 * 337681 * 573973
Nice, just outside B1 in S1.
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Old 2012-09-30, 21:44   #546
Jwb52z
 
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P-1 found a factor in stage #1, B1=530000.
UID: Jwb52z/Clay, M58066049 has a factor: 517011437412020183884049

78.775 bits
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Old 2012-10-04, 21:40   #547
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P-1 found a factor in stage #1, B1=530000.
UID: Jwb52z/Clay, M57943411 has a factor: 1414709200898298734286401

80.227 bits.
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Old 2012-10-05, 03:47   #548
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ECM found a factor in curve #1, stage #0
Sigma=4307542445565784, B1=50000, B2=250000.
M268435456 has a factor: 85

What did I win? LOL
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Old 2012-10-05, 07:45   #549
ET_
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Quote:
Originally Posted by TObject View Post
ECM found a factor in curve #1, stage #0
Sigma=4307542445565784, B1=50000, B2=250000.
M268435456 has a factor: 85

What did I win? LOL
A math book on Mersenne factors?

85 has not the form 2kp+1...
and 268435456 is 228 and not prime.

Luigi

Last fiddled with by ET_ on 2012-10-05 at 07:46
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Old 2012-10-05, 13:17   #550
c10ck3r
 
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Quote:
Originally Posted by ET_ View Post
A math book on Mersenne factors?

85 has not the form 2kp+1...
and 268435456 is 228 and not prime.

Luigi
I'm just going to wait until this sinks in for ya, bub.

2^268435456-1%5=?
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