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 | Prob over default TF | |
Actual | 270 | 139.7192 | 70.0000% | 500000 | 15000000 | 0.0880 | 3.7425% | 139.8072 | 71.1227% | 1.1227% |
PrimeNet | 257 | 0.0112 | 63.1579% | 8000 | 140000 | 0.0010 | 2.7903% | 0.0123 | 64.1859% | 1.0280% |
GPU72 | 261 | 0.1796 | 65.5738% | 7000 | 100000 | 0.0008 | 1.3030% | 0.1804 | 66.0223% | 0.4486% |
Difference | +9 | +139.5395 | +4.4262% | +493000 | +14900000 | +0.0872 | +2.4395% | +139.6267 | +5.1004% | +5.1004% |
P-1 | GHz-days | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
exponent | factor | digits | bits* | k | date found | min B1 | min B2 | min. TF | min. P-1 | normal P-1 |
1710221 | 71730997923467418007 | 20 | 65.959 | 20971265679543 3 | 2014-02-18 | 6661 | 1049455321 | 6.7656 | 3.9022 | 7.2875 |
GHz-Days | worth | Factor probability | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
date | userid | compid | b1 | b2 | e | stage | factor | digits | bits* | spent | saved | ||
2011-02-12T05:42:00 | Carsten Kossendey | leela | 90000 | 1507500 | - | - | - | 0.011 | - | - | 1.624% | ||
2016-03-16T12:30:10 | alpertron | Manual testing | 500000 | 15000000 | 12 | - | - | - | 0.088 | - | - | 3.742% |
Bits | Factor | GHz-Days | worth | |||||||
---|---|---|---|---|---|---|---|---|---|---|
date | userid | compid | from | to | factor | bits* | digits | spent | saved | |
2003-02-02T00:00:00 | ANONYMOUS | v4_computers | 21 | 258 | - | - | 0.022 | - | - | |
2010-04-21T13:12:00 | Architects Cubed | a3_bu2 | 260 | 261 | - | - | 0.090 | - | - | |
2010-10-16T22:16:00 | GrunwalderGIMP | Manual testing | 21 | 263 | - | - | 0.933 | - | - | |
2013-08-13T23:31:00 | BloodIce | Manual testing | 263 | 264 | - | - | 1.148 | - | - | |
2013-09-04T20:47:00 | David Campeau | Manual testing | 264 | 265 | - | - | 2.185 | - | - | |
2014-01-18T11:20:00 | Never Odd Or Even | Manual testing | 265 | 266 | - | - | 4.369 | - | - | |
2014-02-18T12:57:00 | Never Odd Or Even | Manual testing | 265 | 266 | 65.959 | 20 | 2.500 | 0.164 | 5.082 | |
2014-01-18T11:20:00 | Never Odd Or Even | Manual testing | 266 | 267 | - | - | 8.739 | - | - | |
2014-01-18T11:20:00 | Never Odd Or Even | Manual testing | 267 | 268 | - | - | 17.48 | - | - | |
2014-01-18T11:20:00 | Never Odd Or Even | Manual testing | 268 | 269 | - | - | 34.96 | - | - | |
2014-01-18T11:20:00 | Never Odd Or Even | Manual testing | 269 | 270 | - | - | 69.91 | - | - |
Total ECM effort: | 15.286 GHz-days |
Estimated T-Level: | 24.589 |
Digits | B1 | Curves | Complete | FacMiss |
---|---|---|---|---|
20 | 11000 | 257 / 100 | 2.570 | 7.555% |
25 | 50000 | 257 / 280 | 0.918 | 39.872% |
Total ECM effort: | 15.286 GHz-days |
Estimated T-Level: | 24.589 |
Digits | B1 | Complete | FacMiss |
---|---|---|---|
20 | 11000 | 8.290 | 0.025% |
25 | 50000 | 0.749 | 47.271% |
30 | 250000 | 0.046 | 95.491% |
35 | 1000000 | 0.002 | 99.789% |
B1 | B2 | factor | curves | GHz-days |
---|---|---|---|---|
50000 | 5000000 | 257 | 15.29 |
date | userid | compid | res64 | spent (GHz-days) |
---|---|---|---|---|
1999-04-13T00:00:00 | ANONYMOUS | v4_computers | 5EAB44A3C2E8062E | 0.080 |
date | userid | compid | cofactors | res64 | PRP | |
---|---|---|---|---|---|---|
2017-09-30T15:15:23 | alpertron | Manual testing |
| 671CD35C34F573__ | no | |
2017-10-18T21:59:10 | Oliver Kruse | Threadripper |
| 671CD35C34F573__ | no |