Factor Info

ID 172990
Size 659 digits / 2187 bits
Status composite
Value 18698094500273345868229494187939811220573170326055289505096495451236140421267628707181072987288687545225799627946688788249561115662720849283672020460270258956581904306266205911018009212483099553919353637446983149331149030761867228777730388158526745786576260312905141573778504345700901686586341269381922468680765170053485858857933469238241466938879406771443630104683078756985244716619624697371617595104210051661810580283445998935949212912810514265756964808617734534039362455866657020918116136223929865362977811361477204727985583160481860345542044473857119328794983898618817559463336361420439537467521151593252272615732159183744782895123908417351754519362959381

Factorizations

Primary (ID: 136511) 3575146747010298454102355292978756472363906561245901759131896920996651922955094179692578788959314122449629675238651 (proven prime)
(ID: 172991) 5230021541328212430836981278791337876794763352667535051803751364398128745539249355978418870214357186522719387921895291628233289925417349446309524025719225774063471717928658865864785943093923578465994352066257630991858655947177205173205870791942754077476715970387504934049438535678387529207237731984807257922498110629998691882240002290383753030855672728662227647504450076086287042423750584739924245264531567220127124584960774067326715614573438427152979511688473000631331314938155571990051210953266409567863920333853876737448334218797501137181231 (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.