| 5160829 | Composite, with 1 known prime factor. Cofactor is composite. Trial Factored to 272 TF target 266 |
| Factored | |
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 21 / 280 |
Estimated T-Level: 20.4 ⓘ TF below 2^63 is very unlikely to find new factors due to ECM effort. |
| LL | | Status | Date | User | Residue | Shift | Software |
|---|
| Factored | | Stephen Wood | FDB7DD5815E86B1A | 0 | Linux 32-bit,Prime95,v14,(aka WQ2) | | Factored | 2000-04-27 | Craig Etter | FDB7DD5815E86B1A | 2262632 | Windows,Prime95,v19,(aka WV1) |
|
| PRP Cofactor | | Status | Proof | Date | User | Residue | Number of
known factors | Shift | Type | Base |
|---|
| Verified | Certified Good | 2025-01-13 | NStorm | 8FA124C9F43FE0EA | 1 | 4011589 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2025-01-13 | whateverxequals | CERT | Proof certified good | | 2025-01-13 | NStorm | C-PRP | Proof Certified Good
Proof Power: 7
| | 2025-01-13 | NStorm | F-ECM | Factor: 479300507575448061159809 / ECM curve 8, B1=50000, B2=21600000, Edwards Sigma=2727847861425114 | | 2024-10-15 | bayanne | NF | no factor TF: 71-72 | | 2022-07-16 | Sid & Andy | NF-PM1 | B1=4000000, B2=10285831710 | | 2022-01-24 | mikr | NF | no factor TF: 70-71 | | 2022-01-16 | Gordon Spence | NF | no factor TF: 69-70 | | 2020-11-23 | TJAOI | NF | no factor TF: 68-69 | | 2020-05-25 | King | NF-PM1 | B1=1000000, B2=22500000 | | 2018-06-20 | ramgeis | NF | no factor TF: 67-68 | | 2016-06-01 | Gordon Spence | NF | no factor TF: 66-67 | | 2016-02-23 | Mark Rose | NF | no factor TF: 1-62 | | 2015-08-09 | snme2pm1 | NF | no factor TF: 65-66 | | 2014-12-17 | VictordeHollander | NF | no factor TF: 64-65 | | 2014-12-17 | VictordeHollander | NF | no factor TF: 63-64 | | 2009-06-24 | GrunwalderGIMP | NF | no factor TF: 62-63 | | 2000-05-31 | -anonymous- | C-LL | FDB7DD5815E86B1A | | 2000-04-27 | -anonymous- | C-LL | FDB7DD5815E86B1A |
|
