Factor Info
| ID | 42001 |
| Size | 165 digits / 548 bits |
| Status | composite |
| Value | 684849073194795783355659140706553997943566708458125712139553607027165564730349787888845257267556400129280566475806047312182032569553322498918314335650685559207568461 |
Factorizations
| Primary | (ID: 182) 16152102821660189537197311838569854152041699593953947661476644869 (proven prime) |
| (ID: 45961) 42399994648152181330874840974912142659427370242572663183930832259110166117156123450266522019380102569 (proven prime) |
Primary factorization keeps track of the smallest (known) prime factor. Secondary factorizations are old results kept when a new smaller prime factor is found, which occasionally happens with ECM.