Factor Info

ID 155964
Size 654 digits / 2173 bits
Status composite
Value 696120308254301155237132955903718308358732525602683494988688147425698515079546262733891330834239154337037206925553037889491959557128323119749189590379598651334793067963663779961311789599792451968420670836104920185086228001806161495547599549979407052809031330087656545744116801819197938514148634339833672178510219231582768765808718979923810072591991556710673216621742561940457189215174408184008473928249261581219384399631396766670363364785588311210816903211311902573542946609322058994480192093837354397802489782956723918971311774806863963285157199908111340725743855584592345079413104746254734271621660541049385133912971930279362479293207906505599074956119

Factorizations

Primary (ID: 188759) 250630033376957433234617073114910871767 (proven prime)
(ID: 189900) 2777481608548121673919571909816883410127102188292583366074291732747081952955942230457487961763924132889208585063458609091268896322271338452783681434831569882857302971466947742351438506197524460074136956475824305857940127122270424336604104343288543569979556224973132423598980976306293026040703302726576079642820413276607519887049023994628962461551159928609909083462335861026696973838158852035185105921636868935604389061338198544423375837453641290765751459730805451201179494734376466244920878168416467655702112398874192718006337583267771964146450456930863736652469037510868860107795327982239539055388487782541721936257 (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.