Factor Info

ID 223242
Size 821 digits / 2726 bits
Status composite
Value 21086267346271604872013843233262697462260544035624002419480790312202214635994407611100502268662918131420571457800739470399046228419576586757844985852023765339931020788147310582434788748689039981264796357912341806942756410231422249578598027526603394611882851431597453295755213512705533879700124645341994691290271653238493086070430333869923302253315310432304859615687893820927449145053629556273955152922992499073138403757088958693386893932911492037508608912223601149834956675277601303080781170496257261245209217697110171614810656392947867809603300003199724206519018632943917833866144018750532076380838492412005793758975204393969374186798643670028437794032968336541856504300315284187401590884218303185354416923557939013002125109519942750193646888471442779174710724846305208136285054664002591482296054572443599212187586034551

Factorizations

Primary (ID: 223243) 411079149649391854501343035351 (proven prime)
(ID: 223244) 51294908448302516915772985413421879316668776178662956609298341471634898420291064218210913475148299002391165968250833958819009993876031020339419720414189556654941201540045598832558928854248127556299270313349452660578248101929931528017143900886568828755294651034122460413731809393643951861743341127931791770686136343395805898021786426333024959015391553133180284617582650248487725316045267908620517433263324440761516137562618564908520555144321197794849283260280725816887161341544108901759759619364188003053465298064777959393942251186856632706598159970502713463320933604257998428674886808735752778509640171635285556587312822621109671392674336974406623635724167901467296709096195241926382112815083980334000562125750281385583816450028907414184444068943820092812836467269570468127145014952723279201 (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.