| Last-known PrimeNet details: Exponent is not assigned to anyone 0 primality tests remaining
|
| Trial Factoring | P-1 Factoring | Combined | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Limit | GHz-days | Probability | B1 | B2 | GHz-days | Probability | GHz-days | Probability | Prob over default TF | |
| Actual | 268 | 24.3835 | 67.6471% | 6000000 | 180000000 | 1.5164 | 9.0087% | 25.8999 | 70.5616% | 2.9146% |
| PrimeNet | 259 | 0.0314 | 62.7119% | 10000 | 180000 | 0.0019 | 2.5272% | 0.0333 | 63.6542% | 0.9423% |
| GPU72 | 263 | 0.6529 | 65.0794% | 10000 | 150000 | 0.0017 | 1.3070% | 0.6546 | 65.5358% | 0.4564% |
| Difference | +5 | +23.7306 | +2.5677% | +5990000 | +179850000 | +1.5146 | +7.7017% | +25.2452 | +5.0259% | +5.0259% |
| P-1 | GHz-days | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| exponent | factor | digits | bits* | k | date found | min B1 | min B2 | min. TF | min. P-1 | normal P-1 |
| 2444473 | 20818187571342493210969 | 23 | 74.140 | 4258215895888908 22 | 2020-07-15 | 130523 | 906229361 | 2,983.9 | 4.8485 | 9.0331 |
| GHz-Days | worth | Factor probability | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| date | userid | compid | b1 | b2 | e | stage | factor | digits | bits* | spent | saved | ||
| 2003-10-14T00:00:00 | ANONYMOUS | v4_computers | 2048 | 204800 | - | - | - | 0.001 | - | - | 0.233% | ||
| 2003-10-31T00:00:00 | Team Prime Rib | v4_computers | 15000 | 217500 | - | - | - | 0.003 | - | - | 0.771% | ||
| 2010-11-17T22:12:00 | Jocelyn Larouche | Manual testing | 20000 | 20000 | - | - | - | 0.002 | - | - | 0.262% | ||
| 2011-01-18T17:07:00 | Oscar Östlin | 95000 | 1947500 | - | - | - | 0.019 | - | - | 2.373% | |||
| 2014-01-22T18:11:00 | mikr | MSI | 1172000 | 48000000 | - | - | - | 0.365 | - | - | 6.434% | ||
| 2019-03-23T20:28:40 | Sid & Andy | Bullseye | 6000000 | 180000000 | 12 | - | - | - | 1.516 | - | - | 9.009% | |
| Bits | Factor | GHz-Days | worth | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| date | userid | compid | from | to | factor | bits* | digits | spent | saved | |
| 1999-03-15T00:00:00 | ANONYMOUS | v4_computers | 21 | 259 | - | - | 0.031 | - | - | |
| 2016-02-23T16:29:14 | Mark Rose | Manual testing | 259 | 260 | - | - | 0.031 | - | - | |
| 2009-01-15T01:53:00 | Sturle Sunde | gollumilla.ifi | 260 | 261 | - | - | 0.063 | - | - | |
| 2011-10-03T08:19:00 | Sebastian Hornbostel | Manual testing | 261 | 262 | - | - | 0.126 | - | - | |
| 2013-12-04T21:13:00 | Jerry Hallett | Manual testing | 262 | 263 | - | - | 0.402 | - | - | |
| 2015-02-27T20:41:00 | VictordeHollander | Manual testing | 263 | 264 | - | - | 0.803 | - | - | |
| 2015-02-27T20:41:00 | VictordeHollander | Manual testing | 264 | 265 | - | - | 1.528 | - | - | |
| 2015-10-25T20:35:03 | ramgeis | Manual testing | 265 | 266 | - | - | 3.057 | - | - | |
| 2017-07-12T11:35:14 | Gordon Spence | Manual testing | 266 | 267 | - | - | 6.114 | - | - | |
| 2019-04-08T13:40:34 | TJAOI | Manual testing | 267 | 268 | - | - | 12.23 | - | - | |
| Total ECM effort: | 5.355 GHz-days |
| Estimated T-Level: | 3.000 |
| Digits | B1 | Curves | Complete | FacMiss |
|---|---|---|---|---|
| 20 | 11000 | 60 / 100 | 0.600 | 54.716% |
| 25 | 50000 | 60 / 280 | 0.214 | 80.681% |
| Total ECM effort: | 5.355 GHz-days |
| Estimated T-Level: | 3.000 |
| Digits | B1 | Complete | FacMiss |
|---|---|---|---|
| 20 | 11000 | 1.935 | 14.435% |
| 25 | 50000 | 0.175 | 83.952% |
| 30 | 250000 | 0.011 | 98.929% |
| date | userid | compid | res64 | spent (GHz-days) |
|---|---|---|---|---|
| 1999-05-23T00:00:00 | ANONYMOUS | v4_computers | EB456C23C0F1BB13 | 0.165 |
| 2018-05-24T20:07:30 | kkmrkkblmbrbk | old | EB456C23C0F1BB13 | 0.165 |
| date | userid | compid | cofactors | res64 | PRP | |
|---|---|---|---|---|---|---|
| 2020-07-14T16:21:30 | MarkS | laptop64 |
| F209A77EDD9F0939 | no | |
| 2020-07-15T13:46:30 | marssystems | system03 |
| F209A77EDD9F0939 | no |