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 | 13.0271 | 62.5000 % | - | - | - | - | 13.0271 | 62.5000 % |
Target | 274 | 52.1157 | 63.5135 % | 500000 | 85000000 | 20.4602 | 4.1274 % | 72.5758 | 65.0195 % |
Difference | -2 | -39.0886 | -1.0135 % | -500000 | -85000000 | -20.4602 | -4.1274 % | -59.5487 | -2.5195 % |
P-1 | GHz-days | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
exponent | factor | digits | bits* | k | date found | min B1 | min B2 | min. TF | min. P-1 | normal P-1 |
73411021 | 516273780573731030777 | 21 | 68.807 | 3516323390828 22 | 2015-01-25 | 4 | 879080847707 | 0.8556 | 192,001 | 358,605 |
57 | 58 | 59 | 60 | 61 | 62 | 63 | 64 | 65 | 66 | 67 | 68 | 69 | 70 | 71 | 72 | 73 | 74 |
Bits | Factor | |||||||
---|---|---|---|---|---|---|---|---|
date | userid | compid | from | to | factor | bits* | digits | GHz-days |
2002-05-05 | Joss | v4_computers | 21 | 257 | 0.000 | |||
2008-06-28 | George Woltman | Manual testing | 21 | 264 | 0.026 | |||
2010-08-06 | fsweb | fs75broad2 | 264 | 265 | 0.051 | |||
2010-08-11 | Bruce Anderson | BA_Laptop | 265 | 266 | 0.102 | |||
2010-08-16 | Bruce Anderson | BA_Laptop | 266 | 267 | 0.204 | |||
2010-08-16 | sannerud.com | JimEmcLap | 267 | 269 | 1.222 | |||
2015-01-25 | tigreroars | Manual testing | 268 | 269 | 68.807 | 21 | 0.657 | |
2013-05-13 | Manpowre | Manual testing | 269 | 270 | 1.629 | |||
2013-11-28 | nate.anders | Manual testing | 270 | 272 | 9.77 |