| 9811 | Composite, with 6 known prime factors. Cofactor is composite. Trial Factored to 268 TF target 244 |
| Factored | |
| P-1 factors | |
| ECM | | Digits | B1 | Curves |
|---|
| 25 | 50000 | 280 / 280 | | 30 | 250000 | 640 / 640 | | 35 | 1000000 | 1566 / 1566 | | 40 | 3000000 | 4588 / 4588 | | 45 | 11000000 | 9201 / 9201 | | 50 | 44000000 | 6756 / 16550 |
Estimated T-Level: 47.0 ⓘ TF below 2^151 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 |
|---|
| Factored | No proof (small exponent) | 2017-09-21 | Oliver Kruse | CA4BFD32488EF0E5 | 5 | 0 | 1 | 3 | | Factored | No proof (small exponent) | 2017-10-02 | kkmrkkblmbrbk | CA4BFD32488EF0E5 | 5 | 0 | 1 | 3 | | Factored | No proof (small exponent) | 2017-12-07 | ATH | CA4BFD32488EF0E5 | 5 | 2939 | 1 | 3 | | Factored | No proof (small exponent) | 2020-04-17 | Oliver Kruse | AE6B2238E1201473 | 5 | 3078 | 5 | 3 | | Verified | No proof (small exponent) | 2023-06-15 | JacobZ | AE6B2238E1201473 | 6 | 8208 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2025-03-22 | masser | NF-PP1 | Start=172/71, B1=1000000000, B2=999000000000 | | 2023-06-15 | JacobZ | C-PRP | M9811/7770313/3219866772439/33095956708798297/56359133864830127/384438101927996319709178028450440287/845650586552206674679458588817699610674825513 : AE6B2238E1201473 | | 2023-06-15 | JacobZ | F-PM1 | Factor: 845650586552206674679458588817699610674825513 / B1=59000000000, B2=250256095608669150 | | 2021-08-27 | Seth_Tr | NF-PM1 | B1=400000000 | | 2021-08-27 | Seth_Tr | NF-PM1 | B1=100000000 | | 2020-04-17 | Oliver Kruse | C-PRP | M9811/7770313/3219866772439/33095956708798297/56359133864830127/384438101927996319709178028450440287 : AE6B2238E1201473 | | 2017-12-07 | ATH | C-PRP | M9811/7770313/3219866772439/33095956708798297/56359133864830127/384438101927996319709178028450440287 : CA4BFD32488EF0E5 | | 2017-10-02 | kkmrkkblmbrbk | C-PRP | M9811/7770313/3219866772439/33095956708798297/56359133864830127/384438101927996319709178028450440287 : CA4BFD32488EF0E5 | | 2017-09-21 | Oliver Kruse | C-PRP | M9811/known_factors : CA4BFD32488EF0E5 |
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