| 2020-03-16 | Massimo Cappelli (ik5pwa) | C-PRP | M1711519/205626480030029898355673 : 2D0D00A80C5CA05A PRP: Verified PRP without proof (not generated) |
| 2020-03-15 | Christoph Zenger | C-PRP | M1711519/205626480030029898355673 : 2D0D00A80C5CA05A PRP: Verified PRP without proof (not generated) |
| 2020-03-15 | mnd9 | F-ECM | Factor: 205626480030029898355673 / (ECM curve 3, B1=50000, B2=5000000, Sigma=333716828156392) |
| 2018-10-16 | Joss | NF-PM1 | B1=1711519, B2=188267090, E=12 |
| 2018-04-08 | Joss | NF-PM1 | B1=1711519, B2=171151900, E=12 |
| 2018-02-27 | Joss | NF-PM1 | B1=1711519, B2=110000000, E=12 |
| 2018-02-11 | Joss | NF-PM1 | B1=1711519, B2=55000000, E=12 |
| 2018-02-11 | Joss | NF-PM1 | B1=1711519, B2=27500000, E=12 |
| 2018-02-04 | Joss | NF-PM1 | B1=1500000 |
| 2016-02-23 | Mark Rose | NF | no factor from 2^58 to 2^60 |
| 2016-02-23 | Mark Rose | NF | no factor from 2^62 to 2^63 |
| 2016-02-23 | Mark Rose | NF | no factor from 2^61 to 2^62 |
| 2015-11-11 | ramgeis | NF | no factor from 2^70 to 2^71 |
| 2015-07-19 | MadPoo | C-LL | 0AA0637D7F0EA11D |
| 2014-05-01 | Aaron Haviland | NF-PM1 | B1=1500000, B2=27500000, e=12 |
| 2014-04-01 | Joss | NF-PM1 | B1=100000 |
| 2014-01-18 | Never Odd Or Even | NF | no factor from 2^69 to 2^70 |
| 2014-01-18 | Never Odd Or Even | NF | no factor from 2^68 to 2^69 |
| 2014-01-18 | Never Odd Or Even | NF | no factor from 2^67 to 2^68 |
| 2014-01-18 | Never Odd Or Even | NF | no factor from 2^66 to 2^67 |
| 2014-01-18 | Never Odd Or Even | NF | no factor from 2^65 to 2^66 |
| 2011-09-29 | Sebastian Hornbostel | NF | no factor from 2^64 to 2^65 |
| 2011-09-29 | Sebastian Hornbostel | NF | no factor from 2^63 to 2^64 |
| 2011-02-07 | Carsten Kossendey | NF-PM1 | B1=90000, B2=1507500, E=6 |
| 2010-10-16 | GrunwalderGIMP | NF | no factor from 2^1 to 2^63 |
| 2010-04-22 | Architects Cubed | NF | no factor from 2^60 to 2^61 |
