Factor Info
| ID | 18840 |
| Size | 206 digits / 682 bits |
| Status | composite |
| Value | 15582233967736621489717648197888594241036348770629592792383931342113308040643644919679941803119236669694039163715144340503108804167844940958915663389442753260061885171729229390675048536127497710483271798521 |
Factorizations
| Primary | (ID: 18841) 72365309203156796180466302654219233 (proven prime) |
| (ID: 18842) 215327401199812420231603808227482988989245958658817442568388342766724337000626514512314840240059207804965610444721195101767117931028506578729604894767574283268025577549337 (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.