| 2021-04-20 | XZT | C-PRP | M4027/82185762602338638075357407556967313/1322603807888784213814883095222492416081030114751/55073558028420981931736977815277884416973711443146602259410542519 : 872B4531B1C5209A |
| 2021-04-19 | mnd9 | C-PRP | M4027/82185762602338638075357407556967313/1322603807888784213814883095222492416081030114751/55073558028420981931736977815277884416973711443146602259410542519 : 872B4531B1C5209A |
| 2021-04-19 | Ryan Propper | F-ECM | Factor: 55073558028420981931736977815277884416973711443146602259410542519 / (ECM curve 1, B1=260000000, B2=3039198402256, Sigma=2267136871149356697) |
| 2020-10-02 | Lord Julius | C-PRP | M4027/82185762602338638075357407556967313/1322603807888784213814883095222492416081030114751 : 872B4531B1C5209A |
| 2020-10-01 | mnd9 | C-PRP | M4027/82185762602338638075357407556967313/1322603807888784213814883095222492416081030114751 : 872B4531B1C5209A |
| 2020-10-01 | Ryan Propper | F-ECM | Factor: 1322603807888784213814883095222492416081030114751 / (ECM curve 1, B1=110000000, B2=900514153782, Sigma=6082699471423120831) |
| 2020-04-17 | Oliver Kruse | C-PRP | M4027/82185762602338638075357407556967313 : 872B4531B1C5209A |
| 2017-10-12 | kkmrkkblmbrbk | C-PRP | M4027/82185762602338638075357407556967313 : C88D2D68CF553369 |
| 2017-09-21 | Oliver Kruse | C-PRP | M4027/82185762602338638075357407556967313 : C88D2D68CF553369 |
| 2017-09-21 | Oliver Kruse | C-PRP | M4027/82185762602338638075357407556967313 : C88D2D68CF553369 |
| 2003-01-25 | -Anonymous- | NF | no factor to 2^57 |
| 2003-01-01 | -Anonymous- | NF-PM1 | B1=4290000000 |
| 2002-09-22 | -Anonymous- | NF-PM1 | B1=3221225472, B2=4290000000, E=48 |
| 2002-08-03 | -Anonymous- | NF-PM1 | B1=2147483648, B2=4290000000, E=48 |
| 2002-06-02 | -Anonymous- | NF-PM1 | B1=1073741824, B2=4290000000, E=48 |
| 2001-06-23 | -Anonymous- | NF-PM1 | B1=3000000000, B2=4290000000 |
| 2001-06-09 | -Anonymous- | NF-PM1 | B1=43000000, B2=4290000000 |
| 2001-02-11 | -Anonymous- | NF-PM1 | B1=1000000, B2=100000000 |
| 2000-08-24 | -Anonymous- | NF | no factor to 2^56 |
| 2000-02-09 | -Anonymous- | NF | no factor from 2^54 to 2^55 |
| 1999-12-23 | -Anonymous- | NF | no factor from 2^53 to 2^54 |
| 1999-09-22 | -Anonymous- | NF | no factor from 2^52 to 2^53 |