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 | 273 | 14.5095 | 63.0137 % | 1335000 | 36378750 | 24.9584 | 6.1851 % | 39.4679 | 65.3013 % |
Target | 277 | 232.1722 | 64.9351 % | 800000 | 150000000 | 68.6900 | 3.9314 % | 300.8621 | 66.3136 % |
Difference | -4 | -217.6627 | -1.9214 % | +535000 | -113621250 | -43.7315 | +2.2536% | -261.3942 | -1.0123 % |
P-1 | GHz-days | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
exponent | factor | digits | bits* | k | date found | min B1 | min B2 | min. TF | min. P-1 | normal P-1 |
131833921 | 203109488330417411941129471 | 27 | 87.392 | 770323323427577535 3 | 2021-04-12 | 8647 | 4566361 | 237,746 | 1.9768 | 3.5747 |
date | user | comp | B1 | B2 | BS | stage | factor | digits | bits* | GHz-days | Fac Prob |
---|---|---|---|---|---|---|---|---|---|---|---|
2021-04-12 | yphysics | Manual testing | 1335000 | 36378750 | 6 | 2 | 27 | 87.392 | 24.96 | 4.333% |
57 | 58 | 59 | 60 | 61 | 62 | 63 | 64 | 65 | 66 | 67 | 68 | 69 | 70 | 71 | 72 | 73 | 74 | 75 | 76 | 77 |
Bits | Factor | |||||||
---|---|---|---|---|---|---|---|---|
date | userid | compid | from | to | factor | bits* | digits | GHz-days |
2010-06-03 | Mr-Plonk | linux-i7-920 | 263 | 264 | 0.015 | |||
2010-11-15 | Torchwood Institute | MVB_Ph2_940_2 | 264 | 265 | 0.028 | |||
2012-12-05 | VictordeHollander | Manual testing | 265 | 268 | 0.397 | |||
2012-12-05 | VictordeHollander | Manual testing | 268 | 269 | 0.453 | |||
2013-01-23 | VictordeHollander | Manual testing | 269 | 270 | 0.907 | |||
2013-12-02 | VictordeHollander | Manual testing | 270 | 271 | 1.814 | |||
2013-12-02 | VictordeHollander | Manual testing | 271 | 272 | 3.628 | |||
2013-12-02 | VictordeHollander | Manual testing | 272 | 273 | 7.255 |