| 8333821 | Composite, with 4 known prime factors. Cofactor is composite. Trial Factored to 268 TF target 268 |
| Factored | |
| P-1 factors | |
| PRP Cofactor | | Status | Proof | Date | User | Residue | Number of
known factors | Shift | Type | Base |
|---|
| Factored | PRP without proof (not generated) | 2018-10-16 | marcomich | A5C19BC9074F5254 | 3 | 5642843 | 5 | 3 | | Factored | PRP without proof (not generated) | 2020-04-24 | Ruzovej | A5C19BC9074F5254 | 3 | 7427835 | 5 | 3 | | Verified | Certified Good | 2024-03-13 | Ryan Propper | A5C19BC9074F5254 | 4 | 4633824 | 5 | 3 |
|
| History | | Date | User | Type | Result |
|---|
| 2025-03-14 | beep | NF-PM1 | B1=3600000, B2=6798611820 | | 2024-03-13 | ROLAND BOCKHORST | CERT | Proof certified good | | 2024-03-13 | Ryan Propper | C-PRP | M8333821/400023409/171860056663/343640477397311609/1608898491060200931601 : A5C19BC9074F5254 Proof Certified Good
Proof Power: 8
| | 2024-03-06 | Stef42 | F-PM1 | Factor: 1608898491060200931601 / B1=3000000 | | 2020-04-24 | Ruzovej | C-PRP | M8333821/400023409/171860056663/343640477397311609 : A5C19BC9074F5254 | | 2018-10-16 | marcomich | C-PRP | M8333821/400023409/171860056663/343640477397311609 : A5C19BC9074F5254 | | 2015-08-21 | TJAOI | F | Factor: 343640477397311609 | | 2008-09-08 | Will Edgington | F | Factor: 171860056663 |
|
