| 7632187 | Composite, with 1 known prime factor. Cofactor is composite. Trial Factored to 269 TF target 267 |
| Factored | |
| P-1 factors | |
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 6 / 280 |
Estimated T-Level: 20.1 ⓘ TF below 2^62 is very unlikely to find new factors due to ECM effort. |
| LL | | Status | Date | User | Residue | Shift | Software |
|---|
| Factored | 2000-02-23 | Mike Beyer | BFB4FFCFA641641B | 0 | Windows,Prime95,v16,NT service,(aka WS5) | | Factored | 2002-04-07 | H.A.Bruggesser | BFB4FFCFA641641B | 6631166 | Windows,Prime95,v21,(aka WX1) |
|
| PRP Cofactor | | Status | Proof | Date | User | Residue | Number of
known factors | Shift | Type | Base |
|---|
| Verified | PRP without proof (not generated) | 2020-05-09 | M Miller | D93FEBCEEA3C067D | 1 | 2022654 | 5 | 3 | | Verified | PRP without proof (not generated) | 2020-05-09 | ATH | D93FEBCEEA3C067D | 1 | 4811059 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2025-05-08 | Stef42 | NF-PM1 | B1=1200000, B2=1551336150 | | 2020-05-09 | ATH | C-PRP | M7632187/13907197388962746943898591 : D93FEBCEEA3C067D | | 2020-05-09 | M Miller | C-PRP | M7632187/13907197388962746943898591 : D93FEBCEEA3C067D | | 2020-05-08 | Tha | F-PM1 | Factor: 13907197388962746943898591 / B1=1000000 | | 2020-03-06 | TJAOI | NF | no factor TF: 68-69 | | 2018-07-31 | ramgeis | NF | no factor TF: 67-68 | | 2016-09-14 | Gordon Spence | NF | no factor TF: 66-67 | | 2015-06-09 | VictordeHollander | NF | no factor TF: 65-66 | | 2013-12-04 | David Campeau | NF | no factor TF: 64-65 | | 2013-10-11 | Nesowa | NF | no factor TF: 63-64 | | 2012-07-23 | Nesowa | NF-PM1 | B1=95000, B2=1757500, E=6 | | 2002-04-07 | -anonymous- | C-LL | BFB4FFCFA641641B | | 2002-03-03 | -anonymous- | NF-PM1 | B1=40000, B2=400000 | | 2000-02-23 | -anonymous- | C-LL | BFB4FFCFA641641B | | 1999-06-06 | -anonymous- | NF | no factor TF: 1-63 | | 1998-08-09 | Martin Fuchs | NF | no factor TF: 1-62 |
|
