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 | 278 | 183.8246 | 62.8205 % | 2521000 | 94665000 | 162.6555 | 5.5437 % | 346.4802 | 64.8816 % |
Target | 281 | 1,470.6006 | 64.1975 % | 1900000 | 400000000 | 508.7979 | 4.0328 % | 1,979.3985 | 65.6414 % |
Difference | -3 | -1,286.7760 | -1.3770 % | +621000 | -305335000 | -346.1424 | +1.5109% | -1,632.9184 | -0.7597 % |
P-1 | GHz-days | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
exponent | factor | digits | bits* | k | date found | min B1 | min B2 | min. TF | min. P-1 | normal P-1 |
333015833 | 1039508011975348849884009412460593 | 34 | 109.680 | 1560748632596319902129112 23 | 2021-02-18 | 5801 | 139750861 | 385,509,273 | 164.34 | 306.73 |
date | user | comp | B1 | B2 | BS | stage | factor | digits | bits* | GHz-days | Fac Prob |
---|---|---|---|---|---|---|---|---|---|---|---|
2021-02-18 | Simon Josefsson | gran | 2521000 | 94665000 | 12 | 2 | 34 | 109.680 | 162.7 | 4.290% |
57 | 58 | 59 | 60 | 61 | 62 | 63 | 64 | 65 | 66 | 67 | 68 | 69 | 70 | 71 | 72 | 73 | 74 | 75 | 76 | 77 | 78 | 79 | 80 | 81 |
Bits | Factor | |||||||
---|---|---|---|---|---|---|---|---|
date | userid | compid | from | to | factor | bits* | digits | GHz-days |
2010-09-08 | Architects Cubed | m1_sa | 264 | 265 | 0.011 | |||
2010-11-02 | Architects Cubed | m1_29 | 265 | 266 | 0.022 | |||
2011-11-29 | lalera | Manual testing | 266 | 267 | 0.045 | |||
2011-11-29 | lalera | Manual testing | 267 | 268 | 0.090 | |||
2011-12-10 | lalera | Manual testing | 268 | 269 | 0.180 | |||
2011-12-10 | lalera | Manual testing | 269 | 270 | 0.359 | |||
2011-12-10 | lalera | Manual testing | 270 | 271 | 0.718 | |||
2013-01-14 | LaurV | Manual testing | 271 | 272 | 1.436 | |||
2013-09-19 | Preben S | Manual testing | 272 | 273 | 2.872 | |||
2013-09-21 | Preben S | Manual testing | 273 | 274 | 5.745 | |||
2013-09-27 | Preben S | Manual testing | 274 | 275 | 11.49 | |||
2013-11-13 | sheng | Manual testing | 275 | 276 | 22.98 | |||
2020-05-19 | Kriesel | Manual testing | 276 | 277 | 45.96 | |||
2020-05-19 | Kriesel | Manual testing | 277 | 278 | 91.91 |