| 8439583 | Composite, with 3 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) | 2018-10-27 | rucio | 8CA98CCCDF67E023 | 2 | 1243397 | 5 | 3 | | Factored | PRP without proof (not generated) | 2020-05-31 | marssystems | 8CA98CCCDF67E023 | 2 | 394588 | 5 | 3 | | Verified | Certified Good | 2023-06-24 | Perig | 8CA98CCCDF67E023 | 3 | 1967138 | 5 | 3 |
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| History | | Date | User | Type | Result |
|---|
| 2024-04-07 | Stef42 | NF-PM1 | B1=3000000, B2=5577272610 | | 2023-06-24 | Nick Thorpe | CERT | Proof certified good | | 2023-06-24 | Perig | C-PRP | M8439583/972932007407/27407749962891937/265628814734992318913 : 8CA98CCCDF67E023 Proof Certified Good Proof Power: 8
| | 2023-06-19 | TJAOI | F | Factor: 265628814734992318913 | | 2020-05-31 | marssystems | C-PRP | M8439583/972932007407/27407749962891937 : 8CA98CCCDF67E023 | | 2018-10-27 | rucio | C-PRP | M8439583/972932007407/27407749962891937 : 8CA98CCCDF67E023 | | 2014-12-03 | TJAOI | F | Factor: 27407749962891937 |
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