Factor Info
| ID | 161416 |
| Size | 143 digits / 473 bits |
| Status | composite |
| Value | 16565017663377717571853799018869882202844814641380464827751065312091010027022754808288931175330338256707767556710678700053563202492482590320787 |
Factorizations
| Primary | (ID: 161417) 2910017318944974702631967170981 (proven prime) |
| (ID: 161418) 5692412053885423710036764552540728645800808562982041877498179852674170940714031082965329214756856409205367610327 (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.