| 8619167 | Composite, with 2 known prime factors. Cofactor is composite. Trial Factored to 268 TF target 268 |
| Factored | |
| PRP Cofactor | | Status | Proof | Date | User | Residue | Number of known factors | Shift | Type | Base |
|---|
| Factored | PRP without proof (not generated) | 2018-12-05 | Oliver Kruse | 9BA0196401A628FB | 1 | 5202567 | 5 | 3 | | Factored | PRP without proof (not generated) | 2020-08-08 | kutens | 9BA0196401A628FB | 1 | 1254008 | 5 | 3 | | Verified | Certified Good | 2020-08-13 | storm5510 | 9BA0196401A628FB | 2 | 4438418 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2024-05-24 | Stef42 | NF-PM1 | B1=1125000, B2=2188458090 | | 2020-08-14 | George Woltman | CERT | Proof certified good | | 2020-08-13 | storm5510 | C-PRP | M8619167/8658981983558119/121383205000165527137 : 9BA0196401A628FB Proof Certified Good Proof Power: 8
| | 2020-08-12 | TJAOI | F | Factor: 121383205000165527137 | | 2020-08-08 | kutens | C-PRP | M8619167/8658981983558119 : 9BA0196401A628FB | | 2018-12-05 | Oliver Kruse | C-PRP | M8619167/8658981983558119 : 9BA0196401A628FB |
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