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 | 184.2537 | 62.8205 % | - | - | - | - | 184.2537 | 62.8205 % |
Target | 281 | 1,474.0332 | 64.1975 % | 1900000 | 400000000 | 508.7979 | 4.0317 % | 1,982.8311 | 65.6410 % |
Difference | -3 | -1,289.7795 | -1.3770 % | -1900000 | -400000000 | -508.7979 | -4.0317 % | -1,798.5774 | -2.8205 % |
P-1 | GHz-days | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
exponent | factor | digits | bits* | k | date found | min B1 | min B2 | min. TF | min. P-1 | normal P-1 |
332240351 | 561155428179204038025743 | 24 | 78.893 | 844502220290521 13 | 2013-08-05 | 6551 | 8941663 | 289.58 | 10.641 | 19.625 |
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 |
2023-10-18 | James Heinrich | Manual testing | 267 | 268 | ||||
2009-02-03 | Team_Inspector | thumbelina | 268 | 269 | 0.180 | |||
2009-05-14 | Team_Inspector | spudboy2 | 269 | 270 | 0.360 | |||
2009-10-05 | Grant McCracken | Work-3 | 270 | 271 | 0.720 | |||
2010-10-23 | Ethan O'Connor | Manual testing | 271 | 272 | 1.439 | |||
2011-04-27 | Christian Geschwentner | Manual testing | 272 | 273 | 2.879 | |||
2011-05-13 | Christian Geschwentner | Manual testing | 273 | 274 | 5.758 | |||
2013-05-19 | Team_Inspector | SpudBoy3 | 274 | 275 | 11.52 | |||
2013-08-05 | Bill Staffen | Manual testing | 275 | 276 | 23.03 | |||
2013-08-05 | Bill Staffen | Manual testing | 276 | 277 | 46.06 | |||
2013-08-05 | Bill Staffen | Manual testing | 277 | 278 | 92.13 | |||
2013-08-05 | Bill Staffen | Manual testing | 278 | 279* | 78.893 | 24 | 20.01 |