| Last-known PrimeNet details: Exponent is not assigned to anyone -unknown- primality tests remaining
|
| Trial Factoring | P-1 Factoring | Combined | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Limit | GHz-days | Probability | B1 | B2 | GHz-days | Probability | GHz-days | Probability | Prob over default TF | |
| Actual | 267 | 0.1170 | 58.2090% | - | - | - | - | 0.1170 | 58.2090% | 0.0000% |
| PrimeNet | 276 | 60.2810 | 63.1579% | 1000000 | 65000000 | 70.8431 | 5.4607% | 131.1241 | 65.1697% | 2.0118% |
| GPU72 | 280 | 964.5065 | 65.0000% | 1500000 | 65000000 | 78.3074 | 4.0070% | 1,042.8139 | 66.4024% | 1.4024% |
| Difference | -13 | -964.3894 | -6.7910% | -1500000 | -65000000 | -78.3074 | -4.0070% | -1,042.6969 | -8.1935% | -8.1935% |
| P-1 | GHz-days | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| exponent | factor | digits | bits* | k | date found | min B1 | min B2 | min. TF | min. P-1 | normal P-1 |
| 253877567 | 306684100937 | 12 | 38.158 | 604 22 | 2008-01-03 | 4 | 151 | 1.631e-10 | 0.0002 | 0.0002 |
| 253877567 | 1432645880670092927 | 19 | 60.313 | 2821529089 19 | 2016-01-28 | 19 | 148501531 | 0.0010 | 127.74 | 238.59 |
| 253877567 | 7630742517942444647 | 19 | 62.727 | 15028390669 15028390669 | 2016-10-03 | 1 | 15028390669 | 0.0040 | 12,928 | 24,145 |
| 253877567 | 185625688991812837591 | 21 | 67.331 | 365581116885 3 | 2022-05-02 | 1871 | 685591 | 0.2206 | 0.6177 | 1.1015 |
| exponent | prime factors | composite factor | digits | bits* |
|---|---|---|---|---|
| 253877567 | 439369713874404036421237772599 | 30 | 98.471 | |
| 253877567 | 2340227408596918227677083334239 | 31 | 100.884 | |
| 253877567 | 56928447539265298050370631922767 | 32 | 105.489 | |
| 253877567 | 10932151834784375989684007111043711769 | 38 | 123.040 | |
| 253877567 | 265935878680668476768770818457528818857 | 39 | 127.644 | |
| 253877567 | 1416461837412187021648080392160518325377 | 40 | 130.057 | |
| 253877567 | 3352717156757621313650809307577955467583130827553 | 49 | 161.198 | |
| 253877567 | 81558305860071917519987749297248870929926576969009 | 50 | 165.802 | |
| 253877567 | 43440632511832764742104129108164694560615807657824 9 | 51 | 168.215 | |
| 253877567 | 20292882164949606569689236905451254314300080752490 12308479 | 58 | 190.371 | |
| 253877567 | 62235043221780522247370122558339180036600626880039 3182223129016944823 | 69 | 228.529 |
| Bits | Factor | GHz-Days | worth | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| date | userid | compid | from | to | factor | bits* | digits | spent | saved | |
| 2016-01-28T12:26:53 | TJAOI | Manual testing | 260 | 261* | 60.313 | 19 | 0.000 | 5,685 | 0.001 | |
| 2022-07-03T17:39:58 | LordJulius | Manual testing | 21 | 262 | 60.313 | 19 | 0.001 | 5,685 | 0.002 | |
| 2022-07-03T17:39:58 | LordJulius | Manual testing | 21 | 262 | 38.158 | 12 | 1.63095e-10 | 5,685 | 3.35392e-10 | |
| 2016-10-03T21:19:21 | TJAOI | Manual testing | 262 | 263* | 62.727 | 19 | 0.002 | 5,685 | 0.003 | |
| TF assumed completed to 67 but no detailed record exists | ||||||||||
| 2022-05-02T10:28:10 | TJAOI | Manual testing | 267 | 268* | 67.331 | 21 | 0.104 | 5,685 | 0.213 | |