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 | 272 | 138.4266 | 68.0556% | 4000000 | 456818670 | 9.0652 | 8.0769% | 147.4918 | 70.6357% |
Target | 267 | 4.3010 | 65.6716% | 45000 | 7200000 | 0.1375 | 2.2357% | 4.4385 | 66.4391% |
Difference | +5 | +134.1256 | +2.3839% | +3955000 | +449618670 | +8.9277 | +5.8412% | +143.0533 | +4.1966% |
GHz-Days | worth | Factor probability | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
date | userid | compid | b1 | b2 | e | stage | factor | digits | bits* | spent | saved | ||
2000-05-24 | ANONYMOUS | v4_computers | 75000 | 787500 | - | - | - | 0.036 | - | - | 1.269% | ||
2000-08-10 | delta_t | v4_computers | 75000 | 937500 | - | - | - | 0.039 | - | - | 1.334% | ||
2001-03-25 | Kimon Berlin | v4_computers | 75000 | 787500 | - | - | - | 0.036 | - | - | 1.269% | ||
2014-08-17 | Nesowa | newfs | 430000 | 11287500 | - | - | - | 0.323 | - | - | 3.378% | ||
2021-11-05 | Seth_Tr | Manual testing | 2000000 | 58000000 | 12 | - | - | - | 1.597 | - | - | 5.517% | |
2021-11-30 | Seth_Tr | Manual testing | 4000000 | 456818670 | - | - | - | 9.065 | - | - | 8.077% |
Bits | Factor | GHz-Days | worth | |||||||
---|---|---|---|---|---|---|---|---|---|---|
date | userid | compid | from | to | factor | bits* | digits | spent | saved | |
1998-07-21 | ANONYMOUS | v4_computers | 21 | 262 | - | - | 0.089 | - | - | |
2000-05-24 | Dave Zook | v4_computers | 21 | 263 | - | - | 0.231 | - | - | |
2002-05-05 | Dave Zook | v4_computers | 21 | 263 | - | - | 0.231 | - | - | |
2014-02-09 | Nesowa | Manual testing | 263 | 264 | - | - | 0.284 | - | - | |
2014-02-18 | lycorn | Manual testing | 264 | 265 | - | - | 0.541 | - | - | |
2015-06-21 | VictordeHollander | Manual testing | 265 | 266 | - | - | 1.082 | - | - | |
2016-04-01 | Gordon Spence | Manual testing | 266 | 267 | - | - | 2.163 | - | - | |
2018-05-23 | ramgeis | Manual testing | 267 | 268 | - | - | 4.327 | - | - | |
2019-12-11 | mnd9 | Manual testing | 268 | 269 | - | - | 8.653 | - | - | |
2020-12-21 | takahashi | Manual testing | 269 | 270 | - | - | 17.31 | - | - | |
2021-08-13 | SRBase | Manual testing | 270 | 271 | - | - | 34.61 | - | - | |
2021-09-25 | SRBase | Manual testing | 271 | 272 | - | - | 69.23 | - | - |
Total ECM effort: | 1.989 GHz-days |
Estimated T-Level: | 1.154 |
Digits | B1 | Complete | FacMiss |
---|---|---|---|
20 | 11000 | 0.231 | 79.392% |
25 | 50000 | 0.021 | 97.887% |
30 | 250000 | 0.001 | 99.865% |
B1 | B2 | factor | curves | GHz-days |
---|---|---|---|---|
50000 | 5000000 | 6 | 1.989 |
date | userid | compid | res64 | spent (GHz-days) |
---|---|---|---|---|
2000-09-08 | delta_t | v4_computers | ECAC4BBBCB75760F | 1.506 |
2001-04-21 | Kimon Berlin | v4_computers | ECAC4BBBCB75760F | 1.506 |