| 2436859 | Composite, with 1 known prime factor. Cofactor is composite. Trial Factored to 268 TF target 263 |
| Factored | |
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 141 / 280 |
Estimated T-Level: 22.5 ⓘ TF below 2^70 is very unlikely to find new factors due to ECM effort. |
| LL | | Status | Date | User | Residue | Shift | Software |
|---|
| Factored | | St. Patrick's College (John Cosgrave & Mark Daly & Olivia Bree et. al.), | 9316B0BCB3EEFB5C | 0 | Windows,Prime95,v13,(aka WP1) | | Factored | 1999-05-30 | Michael J. Kilfoyle | 9316B0BCB3EEFB5C | 2410974 | Windows,Prime95,v18,(aka WU1) |
|
| PRP Cofactor | | Status | Proof | Date | User | Residue | Number of
known factors | Shift | Type | Base |
|---|
| Verified | PRP without proof (not generated) | 2017-10-13 | Oliver Kruse | AACCE751BDA50C44 | 1 | 1922815 | 5 | 3 | | Verified | PRP without proof (not generated) | 2017-11-27 | storm5510 | AACCE751BDA50C44 | 1 | 468175 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2022-03-10 | LordJulius | NF | no factor TF: 1-60 | | 2018-09-28 | alpertron | NF-PM1 | B1=2000000, B2=60000000, E=12 | | 2017-11-27 | storm5510 | C-PRP | M2436859/5109304819589069115503 : AACCE751BDA50C44 | | 2017-10-13 | Oliver Kruse | C-PRP | M2436859/5109304819589069115503 : AACCE751BDA50C44 | | 2012-04-05 | S36049 | F-ECM | Factor: 5109304819589069115503 | | 2011-01-10 | Oscar Östlin | NF-PM1 | B1=95000, B2=1923750, E=6 | | 2010-11-17 | Joss | NF-PM1 | B1=20000 | | 2009-01-15 | Sturle Sunde | NF | no factor TF: 60-61 | | 2003-10-31 | Team Prime Rib | NF-PM1 | B1=15000, B2=217500 | | 2003-10-14 | -anonymous- | NF-PM1 | B1=2048, B2=204800 | | 1999-05-30 | -anonymous- | C-LL | 9316B0BCB3EEFB5C | | 1999-03-15 | -anonymous- | NF | no factor TF: 1-59 |
|
