Factor Info

ID 155909
Size 746 digits / 2475 bits
Status composite
Value 10457017733512429158507490006557762868978224138365805151386575655066020511091986068718236168318708703339670718328663482669143067003428526634224905264519929553407605299650321692294157013641223696362169631997862738628452879637026539615556987354304461869468985098827501990159569368047839650889506539534043750698538317921555987153206566260597604342752841187572342404392363826853143070401160053398078083235012003125578125206814488292488128861707735670303963043397113287408540030354279366560517491925713746604955708045754794923545265554338897251547478940494739326224397584446366996742899494052221668683089435285174621525730525924965243873815539201664210095078190127067325881569465637877827404218185347182107168671857314567578821449188197078376173289571

Factorizations

Primary (ID: 155505) 642443809919609072204778169817 (proven prime)
(ID: 189850) 16276937487841850736829301282462325060990101750524968315410520348366899219199270403844236659507652123425694818905066318661994291540066723434101598840885888494452013790207895528671910008486798101724008870049573298394045004872751316763589684571446850119343748386208668943042140669695950487587526284091768298299340452090472587297151709057164538422939764587916738987699714282657166055096378269783664929948443364181157730403177165126515052649465796490667763437057686775282263429250202305294928658138967332366782809894492577978127885164902021013137629668772110139597298357940643440849310774809125388092550368803497337886287078441466909958939964866120081668768701544798258173317609325209510402772485366794062720928823838363 (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.