| 14200009 | Composite, with 1 known prime factor. Cofactor is composite. Trial Factored to 273 TF target 269 |
| Factored | |
| P-1 factors | |
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 1 / 280 |
Estimated T-Level: 20.0 ⓘ TF below 2^61 is very unlikely to find new factors due to ECM effort. |
| LL | | Status | Date | User | Residue | Shift | Software |
|---|
| Factored | 2002-07-06 | Brian Berry | E809A2EE32D7FB51 | 1841237 | Windows,Prime95,v21,NT service,(aka WX5) | | Factored | 2005-04-26 | Marc Getty / Phil Fizur | E809A2EE32D7FB51 | 5480836 | Windows,Prime95,v22,NT service,(aka WY5) |
|
| PRP Cofactor | | Status | Proof | Date | User | Residue | Number of
known factors | Shift | Type | Base |
|---|
| Verified | Certified Good | 2025-04-01 | Sly_007 | 1577ABCE31518EF5 | 1 | 7949132 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2025-04-03 | riccardo uberti | NF-PM1 | B1=10000000, B2=25649690430 | | 2025-04-01 | riccardo uberti | CERT | Proof certified good | | 2025-04-01 | Sly_007 | C-PRP | M14200009/6202085263814755117956407 : 1577ABCE31518EF5 Proof Certified Good
Proof Power: 8
| | 2025-03-27 | NStorm | F-PM1 | Factor: 6202085263814755117956407 / B1=6750724, B2=389830350 | | 2022-03-29 | Architects Cubed | NF-PM1 | B1=765000, B2=325791060 | | 2022-03-28 | nullcure | NF | no factor TF: 72-73 | | 2021-10-15 | -anonymous- | NF | no factor TF: 71-72 | | 2021-09-01 | SRBase | NF | no factor TF: 70-71 | | 2021-08-08 | SRBase | NF | no factor TF: 69-70 | | 2018-02-05 | ramgeis | NF | no factor TF: 68-69 | | 2018-02-05 | ramgeis | NF | no factor TF: 67-68 | | 2017-07-23 | Tha | NF-PM1 | B1=300000, B2=6000000, E=6 | | 2015-08-28 | Tha | NF | no factor TF: 66-67 | | 2014-08-01 | Nesowa | NF | no factor TF: 65-66 | | 2005-04-26 | -anonymous- | C-LL | E809A2EE32D7FB51 | | 2002-07-06 | -anonymous- | C-LL | E809A2EE32D7FB51 | | 2001-12-22 | DrRocket | NF-PM1 | B1=130000, B2=617500 | | 2000-09-23 | -anonymous- | NF | no factor TF: 1-65 | | 2000-08-17 | Net_Force | NF | no factor TF: 1-56 |
|
