Factor Info

ID 127521
Size 685 digits / 2274 bits
Status composite
Value 2057129254556547622336100948016084840916554714587908529843911973989724290421632521331300502574087678223651007778825799129978269621047574075151818611044921438091140642625168003639596794857148157085587618951140829013326710211220354507280636660759136064808138388080266566311238272885755502013479791114017671965882622018175762965284786063669332841188099423251905986195652941145513628072221170786415945655611165140570511218561231734216894287608297953447021791353586274516680241670678239260895840642289028958598801973912552423046784573623665444722604354369491769875195556405079637814513763444915592686744281464738685073611856771035574103314946028045971909248855258753186748225652186183615647

Factorizations

Primary (ID: 48780) 25273621921380397488601981945834272645768273522763165652301983 (proven prime)
(ID: 127522) 81394319379934409823503914326608251724782932844973115495297112772921097361736072269073652488150997723056082942402303778441284712868371913336436655192360421720390728568555101608119951022892799027778809273383678563457668225522758866650857989591991557164358447378732843959485941118227991717404263900303175377421975563458591484234251200766856940152775795108702682943571915943733760758255788048985023786721320769661380514289284369204972785125381918013872937575800640737031764328156454024456114198533766979490294541952738742375435970425968243891797563605397026154797548557990917882376057601701263806018036982414620018869707076609 (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.