Factor Info

ID 168953
Size 549 digits / 1821 bits
Status composite
Value 131829186412122706031649187856624272052617736711739115532633655571600306524958561395810047982877076204833514318424422707300440814054837660327106358640513424719058737099617029462862342659212457502200389262343713295670580163276859044925525110486670087224044162325490533403885242301415408196872495910301362296999359401281892595334970368844324566066308217627652014792450283553509069888736386015751283307643413691972482215537901391626116158332800856713252318603526937307534536359275711583596430081039544186470013503109206885601046335523478143454885579781

Factorizations

Primary (ID: 167880) 203252608875340597411995971323532717433013 (proven prime)
(ID: 168954) 648597757940595562325316458002004241565390771616360798413218536544722030160241718347432956889726489344270753851492207641572562110350020846808672476757444833241653566526437747920478330443056723550402605958878908210058644174928666125272763717342264513605399047378934418163924959612987579139647349320338268499697590236087571905457770554821928763661567660273204416414236601908655121934681107119985778828871701362760651140387461860787956729622736996823850212518047352291243498053856171581712582127921882150789137 (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.