is 2 3321932111 - 1 has 1000001209 decimal digits takes 703,411.435 GHz-days to do one PRP test Part of Operation Billion Digit (OBD) | 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 | 288 | 18,870.3087 | 63.6364 % | - | - | - | - | 18,870.3087 | 63.6364 % |
Target | 291 | 150,962.4702 | 64.8352 % | 17000000 | 5000000000 | 88,575.5389 | 4.2997 % | 239,538.0092 | 66.3471 % |
Difference | -3 | -132,092.1615 | -1.1988 % | -17000000 | -5000000000 | -88,575.5389 | -4.2997 % | -220,667.7004 | -2.7108 % |
P-1 | GHz-days | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
exponent | factor | digits | bits* | k | date found | min B1 | min B2 | min. TF | min. P-1 | normal P-1 |
3321932111 | 281162102438540710530392503 | 27 | 87.862 | 42319062076482741 3 | 2023-04-13 | 101 | 12696988321777 | 11,255 | 212,396,073 | 396,696,716 |
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 | 82 | 83 | 84 | 85 | 86 | 87 | 88 | 89 | 90 | 91 |
Bits | Factor | |||||||
---|---|---|---|---|---|---|---|---|
date | userid | compid | from | to | factor | bits* | digits | GHz-days |
2005-02-20 | VBCurtis | OBD | 260 | 266 | ||||
2024-01-22 | frmky | a40 | 21 | 268 | 0.018 | |||
2005-03-07 | VBCurtis | OBD | 267 | 268 | ||||
2021-09-28 | Caleb B | Manual Testing | 265 | 271 | 0.142 | |||
2007-12-12 | Andres Aitsen | 271 | 272 | |||||
2009-06-15 | lavalamp | exosphere | 272 | 275 | ||||
2022-03-02 | Firejuggler | 275 | 276 | 2.304 | ||||
2022-03-02 | firejuggler | GTX1660 | 275 | 276 | 2.304 | |||
2011-02-04 | firejuggler | Manual testing | 276 | 277 | ||||
2011-02-28 | TheJudger | Manual testing | 277 | 278 | ||||
2011-02-28 | TheJudger | Manual testing | 278 | 279 | ||||
2011-02-28 | TheJudger | Manual testing | 279 | 280 | ||||
2011-02-28 | TheJudger | Manual testing | 280 | 281 | ||||
2011-10-20 | lavalamp | OBD | 281 | 282 | ||||
2012-09-14 | Åke Tilander | 282 | 283 | |||||
2019-07-05 | Dylan14 | desktop | 283 | 284 | 589.7 | |||
2019-10-24 | lavalamp | exosphere | 284 | 285 | 1,179 | |||
2019-10-29 | lavalamp | exosphere | 285 | 286 | 2,359 | |||
2019-10-29 | lavalamp | exosphere | 286 | 287 | 4,718 | |||
2023-04-13 | Kriesel | peregrine-gtx1050ti | 287 | 288 | 87.862 | 27 | 9,435 |