Factor Info
| ID | 1747 |
| Size | 161 digits / 534 bits |
| Status | composite |
| Value | 31791496821808397565885425517572585532558019713700687017821962235503014573784109843272699992135363215300002232834791453422583634022230465131565032564316738158081 |
Factorizations
| Primary | (ID: 9857) 18012626151302733591167307623681 (proven prime) |
| (ID: 9858) 1764956234297303161012208748669901838373848648705194035303835213103040479135100229487680249182871546605039799856077061577597702401 (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.