Factor Info
| ID | 20355 |
| Size | 162 digits / 536 bits |
| Status | composite |
| Value | 197045284677520178897349226764739724756707237807450758556517067689414203073053389959454552608012038301295622129469393657470404029984261417459724066788202747812161 |
Factorizations
| Primary | (ID: 2286) 349954396040122577928041596214187605761 (proven prime) |
| (ID: 20356) 563059892680784511348472136981210691381242222734669286772033941194024808418871509732490244987359305409316388984352565582401 (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.