Factor Info

ID 173467
Size 857 digits / 2845 bits
Status composite
Value 15940543800650141518870726618648407797701034583063923377604545345550721988730231667206411023008369089704499676400769597566840819515428114277868282426914849950588620510088424045501133119029978277946902001533181365780198137152572492359824744497047698873717045477269513444419589438628412496490813117222243497392738468835038312057039744605316661066002240528674438156879918748345212121861124196672932713483889951044556036862288860865385075339880750219140716530860920246673458267010106456816381064623698599900303359293546561309091788359282696234371554266843134078930011260376803108807367196835261016528698377662607011826226128538291975125762107943109124475612721106236419291334514897880346600240073028481128516972343242262171354372464455471211568555522732566139577782784896136292610906039380991137207698194834351120570924363432427245227828041656318100671071653681

Factorizations

Primary (ID: 136414) 812253463461249630584835663935634811279798920421 (proven prime)
(ID: 173468) 19625085663190429520555194455508974660760214350016968550522029121551684403487271324775166622982186788907415834837140197624384303120516814352807239705763710678639587961188791368613120760468869909166135663469164071439721695908161366115438496509654196145898691724463122294147142288699379742629543697301190558626888800223553043095097654813865864796033105801284991017733267667634670127724270197345650729558093082490708080731457109806507742374542385215188832336007142794864754214313081552385146759753142155071379076872173406410768438568901175604357226645647482785711721719096442722740261915360936698352164558563061427704453420096464969366918302537042000624286745225153159851018709713603216841929187887221645931062738279349925696312457541012434646859856076267616303120832540861740938052810186661500008368566411348061 (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.