Factor Info
| ID | 152287 |
| Size | 163 digits / 539 bits |
| Status | composite |
| Value | 1663715838626261200902499644168076975459836691112837297954773452810619112051610827436298220619024811873557672539819306970653393042113401649531831569869386873463899 |
Factorizations
| Primary | (ID: 186415) 6914384231924331500092352689697439862798457 (proven prime) |
| (ID: 186416) 240616630898921716217325353434627600144606625895091177884234782233624293408525351410086580265657592120980609612994197107 (composite) |
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.