Last-known PrimeNet details: Exponent is not assigned to anyone 0 primality tests remaining
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Trial Factoring | P-1 Factoring | Combined | |||||||
---|---|---|---|---|---|---|---|---|---|
Limit | GHz-days | Probability | B1 | B2 | GHz-days | Probability | GHz-days | Probability | |
Actual | 271 | 8.4331 | 63.3803 % | - | - | - | - | 8.4331 | 63.3803 % |
Target | 273 | 33.7418 | 64.3836 % | 400000 | 65000000 | 12.0457 | 4.0657 % | 45.7875 | 65.8316 % |
Difference | -2 | -25.3087 | -1.0033 % | -400000 | -65000000 | -12.0457 | -4.0657 % | -37.3544 | -2.4513 % |
P-1 | GHz-days | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
exponent | factor | digits | bits* | k | date found | min B1 | min B2 | min. TF | min. P-1 | normal P-1 |
56690617 | 1240842492468550772189897 | 25 | 80.038 | 10943984720333444 22 | 2011-12-06 | 2197 | 1543127 | 4,472.7 | 0.2648 | 0.4826 |
date | user | comp | B1 | B2 | BS | stage | factor | digits | bits* | GHz-days | Fac Prob |
---|---|---|---|---|---|---|---|---|---|---|---|
2011-12-06 | Stephan Grupp | 3e18md | 25 | 80.038 | 3.597 | 0.000% |
57 | 58 | 59 | 60 | 61 | 62 | 63 | 64 | 65 | 66 | 67 | 68 | 69 | 70 | 71 | 72 | 73 |
Bits | Factor | |||||||
---|---|---|---|---|---|---|---|---|
date | userid | compid | from | to | factor | bits* | digits | GHz-days |
1999-12-23 | ANONYMOUS | v4_computers | 21 | 253 | 2.12000e-5 | |||
2000-03-08 | ANONYMOUS | v4_computers | 21 | 254 | 4.23000e-5 | |||
2000-06-28 | ANONYMOUS | v4_computers | 21 | 256 | 0.000 | |||
2001-09-30 | ANONYMOUS | v4_computers | 21 | 257 | 0.000 | |||
2002-10-26 | ANONYMOUS | v4_computers | 21 | 258 | 0.001 | |||
2004-01-27 | ThomRuley | v4_computers | 21 | 261 | 0.003 | |||
2022-06-27 | LordJulius | Manual testing | 261 | 263 | ||||
2008-08-03 | Sturle Sunde | rodolfo.ifi | 263 | 264 | 0.033 | |||
2008-08-04 | Sturle Sunde | bruckner.ifi | 264 | 265 | 0.066 | |||
2008-08-05 | Sturle Sunde | gluck.ifi | 265 | 266 | 0.132 | |||
2008-08-06 | Sturle Sunde | gluck.ifi | 266 | 267 | 0.264 | |||
2009-06-07 | GunnarLu | Grinbergs | 267 | 268 | 0.527 | |||
2011-04-17 | GrunwalderGIMP | compute-0-1 | 268 | 269 | 1.055 | |||
2011-06-09 | Paul Leyland | Manual testing | 269 | 270 | 2.109 | |||
2011-10-11 | kevshaw | KERMIT | 270 | 271 | 4.218 |