Factor Info

ID 71958
Size 750 digits / 2490 bits
Status composite
Value 212456914448792720231148679143156881640036785526839604504684486973881295165785137588519382224994863236495706239647081705579461433274145744663096952134450926497641999979787264875992481606503793167558085414466493030575568211713462863247268423476710859423317523034368729229067269314446830747125133309122711137616992157309924763295405388354718112263483456169186252367218212877727340482309429584394064895117562292504184945963230075866941532644200404129450340378966130193676541125637834502171897799859561761476184370913827853778886218975917621962809356937880611347246180186961179843986513467967370532449680114516351905138952464796334732499911761160658274967546229820609165284696007426580224857757182646007507505990953698326667097073382010249445556505299319

Factorizations

Primary (ID: 70563) 52283868973702536169 (proven prime)
(ID: 71959) 4063527023136967448762909661219292018160928005038295919809875961837414608104095826337715781918683202321162604394007462234683403872326873738658825269532657012665338023161264145303876913697217488047538539883827506945767020750944662683587210225028314519918045756575621184362192052515642234740334299646850237105229384241982333716683001424591610531332384909443835091130835717468978465447016280375212071148614821188720403073539513704792736884971466318100657075440474771528607892873792280881156154571092635584649220840018635148091425945330044806770921899478179663813698019743367558367649604054348338214036464994106135868341269866030975151561020584274166033350412504291340372404874305618191289513268579599989770699839163419135470915616351 (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.