Factor Info

ID 196492
Size 513 digits / 1703 bits
Status composite
Value 406246504424410336432099950117401668619993321421909612629661150747536109186815832780350124204146712575234694653314218048359741403720755270768236083664016457431734297196944862242278121254254192191772861090947977971705164682695779999463010820256350068106143010893555405049940213014718143209196091742938596805277245867886663916698725631633064551813606427637003129896722024878755545343267762300606694457317349839967889146136565327518787639303031180417986288383533653440203488714149498110059761748305964837113463115711

Factorizations

Primary (ID: 163557) 966953776971783264261250798441026130816977485984514489195962997020078411 (proven prime)
(ID: 196493) 420130221422430040175373188747247241478172450589952891203801312853472576887916216551208860446099318280429077362421505676766260662897015751540393142576104418839266578478566674280680003067746185212002762010506665352235910203698565663472306468233626781441930647518410277990843996533158116054219217643444973344822091116096015551750641042512360887641201802526100149746718749668814955490383527926901783219017361227283065073497625136236780216174301 (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.