Factor Info

ID 65279
Size 815 digits / 2707 bits
Status composite
Value 68721650297418080157270265083689769898425449420449884405010831065801662960436586557333410609962263712894560728804759624077909371611303654520437813741363198176805947812059245593976738845919564937355945576595946442078610705689321036874329329976590417331547988261673483554001752949349906666497103723351460231939242629253501305778869366466575476639220210423225948340013075196524073241204511348132293421954033506960517865381354897482138052198369972837542969607903194727450894379459984129257401421243643782976929250908616773864521029212699250672635217700611913767100494895680185687047618592717801433072841486704314674619870997583185805800949200263058715570257844903798462151312765344187331995320359409244831698527895372705229237679208296090100469604682417888829460890519593416770696145667635579922174799384969541091541781

Factorizations

Primary (ID: 63351) 4064228544226537005066401 (proven prime)
(ID: 65280) 16908904002222269635644670734706799013096390437001666355560446299595790327579386812942020257628574034569816769995538893871534140745447133356079301795633213165965859597186799060369533175084613562080365927940563509393828826048856255351199025075137227032016911699988578756456843296523190639827591927622770876001753560248790494827701518830177293760581032453832431846902981196643336711007413499917540373915188687745008440568980472570827063847438321387229799322052829606781229772245014454511026455314951379250026537403632911785632235633256330233909524004821134186249857530890837286836824238865140665575148314084654430245908593099965473003075483521603560779349151253387595305902359315514901067936237871059484861104914616866452487405032168669305755599137270257390415007379190288697254061565906043381 (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.