| 5033681 | Composite, with 3 known prime factors. Cofactor is composite. Trial Factored to 270 TF target 265 |
| Factored | |
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 3 / 280 |
Estimated T-Level: 20.1 ⓘ TF below 2^62 is very unlikely to find new factors due to ECM effort. |
| PRP Cofactor | | Status | Proof | Date | User | Residue | Number of
known factors | Shift | Type | Base |
|---|
| Verified | PRP without proof (not generated) | 2017-11-22 | kkmrkkblmbrbk | 918A49F372C4BD3E | 3 | 3878278 | 5 | 3 | | Verified | PRP without proof (not generated) | 2018-04-25 | storm5510 | 918A49F372C4BD3E | 3 | 2251082 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2025-02-02 | Sid & Andy | NF-PM1 | B1=5200000, B2=6757822890 | | 2025-01-06 | Sid & Andy | NF | no factor TF: 68-70 | | 2024-05-11 | cramsey87 | NF-PM1 | B1=500000, B2=324995580 | | 2023-05-11 | This -Anonymous- | NF-PM1 | B1=50000, B2=1000000 | | 2018-04-25 | storm5510 | C-PRP | M5033681/627629549167/4642664659921/28428569173271 : 918A49F372C4BD3E | | 2017-11-22 | kkmrkkblmbrbk | C-PRP | M5033681/627629549167/4642664659921/28428569173271 : 918A49F372C4BD3E | | 2008-09-30 | markr | F | Factor: 28428569173271 | | 2008-09-30 | markr | F | Factor: 4642664659921 |
|
