Factor Info

ID 71840
Size 721 digits / 2393 bits
Status composite
Value 1528556096978056229408148967126203326363410512529752641914239520529880332852152712429732155500251080993967313863409409542324344375244678458769213738538316613737724275459490900210251729576114924361754994229770375105280204514511793607301253734477771363815331850460016838466806455575671623217525738308137242232280139078402875751198484280851690362471882799484862139724277822070376914988651312777899497165302613601911775510942750522318446917376390130248366327849745420188775441521574320890056521472567376713341134641431639946956793420124418646625921254351577969448464094537876985468559604325859615611193973730970319078039578169550130798978543174570188789403927099986751002345546681387103587922310235802148402478940228443918819

Factorizations

Primary (ID: 71053) 36566892400630712197351481 (proven prime)
(ID: 71841) 41801640681713806906951934252368583740308137254293111793879961205511669187932550604234544240981137168591264855743786486406366496939256631845173294244979930021649096244779896865687796457248636129983691968705127791879961341283597219435782534256278168908217604091012309127763305979704848459656021559424144206708908436452661761923562781297165168070718021324830884854966150833664342321744823364055529149761521099918420824594436075337578099375895878544390154999964631509592442637819594321658511744835116020283829747778680195127436243417726313130697261120813758006944619739179309167040220059105349506402455607705399471836138146660059605522908233150642508348215552024564060330755011997888744495751746299 (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.