Factor Info
| ID | 163945 |
| Size | 211 digits / 701 bits |
| Status | composite |
| Value | 7347618374272475127728404843127860107121937988481157400020246401512188752483934384027581943187516130463964237490881593879627019029350857813679922083185020753764202470138563886831514585302508292826092161993172397 |
Factorizations
| Primary | (ID: 163554) 1572643955598691288699472498569207 (proven prime) |
| (ID: 195611) 4672143588581881816784995034170720112860739380433589846787273673674862356893010394906171481840708699768534528415119271042359692099827987061208197866552044321944149682027786434171 (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.