Factor Info

ID 137486
Size 648 digits / 2151 bits
Status composite
Value 277533073143622109346342103115398824303653736618097157414895907790353783603396277451529811351763802245871075901946142743485930005599874185804648373273447606418972509216286244356076473030764809332490840740941397220579064658383191150375657648278969457601980775509070376080519133963016651875679393263980214115303681444421735220407997576662421308850458235320669432768066556500410145115031722384833228665997430634072446557699703496459733951489165328300276094460547281847353717811544986547431923312602513963158252755962324254074976153903135619442663884496609956914926195651935557825359468071685120305538353090288854396761945714353848309743607818962092429

Factorizations

Primary (ID: 136401) 1817748739889319695512796411 (proven prime)
(ID: 172383) 152679557440111733623198748545706912401626277309034174957551638276869606404761596741962159111223930868934273723535697027774443496905315636209046868201926792412836819484453405269751950054454162856306151116474812642589582780693296075313563949120413290423434048146420441755284607117945620209399401739397237062636399616572736870683251430477742236164982070278420022195969895133605376476070878923720434651303846307335051849971312270313198221033272820617015667257292033712490359848415647048314421327733257572766572681742702769603711355618332551132408607476931833246615355497482933867410890752605675982149091855497592531367388439 (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.