Factor Info

ID 83221
Size 624 digits / 2071 bits
Status composite
Value 157684185897530143568253237558425203970089567875996879335129910824863494619815519831502283262923539676396535921723761370738924039002776132407728554194323052915828005349205655444816422387766890532462294917231821653953107093713674002478560303013913644923714062540600404571098294944869206763447857404157790072223594809888688733329254824175342952385996552459902638236616738580440311296433933698445792059343182613319160299554428349380037543463286430418177671195878197044288568268192375117506905799726652497948039589761210003306241514975455642990517039408590067971720655732302996651705637231850962006417259583458914853337785972659

Factorizations

Primary (ID: 81286) 255463579013481233768309614877675390722960071384776701112299279 (proven prime)
(ID: 83222) 617247227594853704763159234709872065817390646793774493800561680663526985586064200512272215845251264562422254826153916003804791115452023261383972232294360563096382394819630385708485791568101257643828104362652543943874187130732784465225183777318368800816179453423926885897043591416152174984126403731393757794543154719494895325319998380751682407795166676488409475893147460642466424080178931391233063943606886878611090764446702409876084059788017988059179779085060705885108643735864387111444459923447089260545308687892061537756797624641390868538219263571401978408221 (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.