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 | 138.5748 | 68.0556% | 4000000 | 110000000 | 3.0907 | 6.5289% | 141.6656 | 70.1412% |
Target | 267 | 4.3056 | 65.6716% | 45000 | 900000 | 0.0290 | 2.2353% | 4.3346 | 66.4390% |
Difference | +5 | +134.2692 | +2.3839% | +3955000 | +109100000 | +3.0618 | +4.2936% | +137.3310 | +3.7022% |
GHz-Days | worth | Factor probability | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
date | userid | compid | b1 | b2 | e | stage | factor | digits | bits* | spent | saved | ||
2001-12-22 | ANONYMOUS | v4_computers | 35000 | 341250 | - | - | - | 0.016 | - | - | 0.798% | ||
2011-11-19 | James Heinrich | i7-920 | 130000 | 2665000 | - | - | - | 0.085 | - | - | 1.985% | ||
2020-01-07 | takahashi | vaio | 600000 | 12000000 | 12 | - | - | - | 0.386 | - | - | 3.580% | |
2021-11-19 | Seth_Tr | Manual testing | 4000000 | 110000000 | 12 | - | - | - | 3.091 | - | - | 6.529% |
Bits | Factor | GHz-Days | worth | |||||||
---|---|---|---|---|---|---|---|---|---|---|
date | userid | compid | from | to | factor | bits* | digits | spent | saved | |
1998-07-11 | ANONYMOUS | v4_computers | 21 | 261 | - | - | 0.045 | - | - | |
1998-07-29 | ANONYMOUS | v4_computers | 21 | 262 | - | - | 0.089 | - | - | |
2005-01-20 | ANONYMOUS | v4_computers | 21 | 263 | - | - | 0.231 | - | - | |
2014-02-09 | Nesowa | Manual testing | 263 | 264 | - | - | 0.284 | - | - | |
2014-02-17 | lycorn | Manual testing | 264 | 265 | - | - | 0.541 | - | - | |
2015-06-21 | VictordeHollander | Manual testing | 265 | 266 | - | - | 1.083 | - | - | |
2016-03-31 | Gordon Spence | Manual testing | 266 | 267 | - | - | 2.166 | - | - | |
2018-02-27 | -Anonymous- | Manual testing | 267 | 268 | - | - | 4.331 | - | - | |
2019-11-25 | mnd9 | Manual testing | 268 | 269 | - | - | 8.663 | - | - | |
2020-12-20 | takahashi | Manual testing | 269 | 270 | - | - | 17.33 | - | - | |
2021-08-10 | SRBase | Manual testing | 270 | 271 | - | - | 34.65 | - | - | |
2021-09-25 | SRBase | Manual testing | 271 | 272 | - | - | 69.30 | - | - |
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 | 85CCA3B3BA6DE5__ | 1.505 |
1999-05-23 | ANONYMOUS | v4_computers | 758455BD93BC7F7D | 1.505 |
2002-01-15 | ANONYMOUS | v4_computers | 758455BD93BC7F7D | 1.505 |