Factor Info

ID 171028
Size 644 digits / 2139 bits
Status composite
Value 68908927547142288437732023724010412677479280325562025335528217961546927617938135803855417480450548227951092953156374318047823548984343011886371133909576364150107430559985242050540285615796177433281500443260593030364150469654001292541608621192892601320228631317451520577501126432063135772833565305680212043223287284154412773690862992829054701578629840126174457208924269696155172634323328004842742623704777213654643175680354573968036045417108499431585491719143759830458990564699598200266773622324195661461041063009890984880737399395108984830129791641567904635577920701470489253952850519586134800018487200054026767758667106749584199233469209900287

Factorizations

Primary (ID: 169575) 60536291009092703182715791630441 (proven prime)
(ID: 171029) 1138307722499748030259214273210800885502626723013121759770568721609882879880150752413868102001967875669923410316617690724549718317556176108360102197956714384792567022847301152687308410087138992569072717929604020551577049804824691042452278177818785561543167451055045840631342086716288802102400729944225837469474205516522046157866979644038685975219211692206206506232566041041962834383761292383557859724142831067903512916811095685712119523284499219269589272244792307794716600565716070207321898891973437600386481322044797285415997658234802361519380298854235948567720215888568130324213907514257350453420835320387239207 (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.