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 | 137.6594 | 68.0556% | 4000000 | 456818670 | 9.0652 | 8.0812% | 146.7246 | 70.6370% |
Target | 267 | 4.2772 | 65.6716% | 45000 | 900000 | 0.0290 | 2.2377% | 4.3061 | 66.4398% |
Difference | +5 | +133.3823 | +2.3839% | +3955000 | +455918670 | +9.0362 | +5.8434% | +142.4185 | +4.1972% |
GHz-Days | worth | Factor probability | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
date | userid | compid | b1 | b2 | e | stage | factor | digits | bits* | spent | saved | ||
2001-12-08 | BJB | v4_computers | 30000 | 30000 | - | - | - | 0.009 | - | - | 0.234% | ||
2011-09-03 | Carsten Kossendey | mother | 440000 | 13640000 | - | - | - | 0.367 | - | - | 3.523% | ||
2021-11-12 | Seth_Tr | Manual testing | 3000000 | 75000000 | 12 | - | - | - | 2.189 | - | - | 5.984% | |
2021-12-03 | Seth_Tr | Manual testing | 4000000 | 456818670 | - | - | - | 9.065 | - | - | 8.081% |
Bits | Factor | GHz-Days | worth | |||||||
---|---|---|---|---|---|---|---|---|---|---|
date | userid | compid | from | to | factor | bits* | digits | spent | saved | |
1998-07-29 | ANONYMOUS | v4_computers | 21 | 261 | - | - | 0.044 | - | - | |
1998-08-09 | ANONYMOUS | v4_computers | 21 | 262 | - | - | 0.088 | - | - | |
2005-03-20 | ANONYMOUS | v4_computers | 21 | 263 | - | - | 0.230 | - | - | |
2014-02-09 | Nesowa | Manual testing | 263 | 264 | - | - | 0.283 | - | - | |
2014-02-16 | lycorn | Manual testing | 264 | 265 | - | - | 0.538 | - | - | |
2015-06-26 | VictordeHollander | Manual testing | 265 | 266 | - | - | 1.076 | - | - | |
2016-04-05 | Gordon Spence | Manual testing | 266 | 267 | - | - | 2.151 | - | - | |
2018-02-26 | -Anonymous- | Manual testing | 267 | 268 | - | - | 4.303 | - | - | |
2020-04-24 | TJAOI | Manual testing | 268 | 269 | - | - | 8.605 | - | - | |
2021-07-28 | takahashi | Manual testing | 269 | 270 | - | - | 17.21 | - | - | |
2021-08-11 | SRBase | Manual testing | 270 | 271 | - | - | 34.42 | - | - | |
2021-09-25 | SRBase | Manual testing | 271 | 272 | - | - | 68.84 | - | - |
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) |
---|---|---|---|---|
1999-03-15 | ANONYMOUS | v4_computers | AC140669FFBE77__ | 1.515 |
1999-07-30 | ANONYMOUS | v4_computers | 4FD660DCBE08AA3C | 1.515 |
2002-05-05 | BJB | v4_computers | 4FD660DCBE08AA3C | 1.515 |