Factor Info

ID 129871
Size 870 digits / 2889 bits
Status composite
Value 312500497510125372791417874614326648465794556678535036468986249577141179001536472978488069411011621925128734769649654830196662771791832563758395832380918509585548286174405692490323423666340363032796003173303961041816667371176476623384777278968354139864955995280978992473418980115638690014242198075954064730859894466297403302316603131060959536557366754119761028470491874467294901978854276100295168319455976936435833846160733576672445085728050800891141370167206999618984139778980551536533932767278383649804229061170687619986821663481689172648815686995270136815945072176315073825701092642733710702517100701311579264178201664665573043678686076723495770016635606596302968138015266160180183508126143440983249643322785539763938415314865160843468192524943544122480299890896252614215845981649542874399172063803955195627889050727755788258829377605409253853295191501326369584945469

Factorizations

Primary (ID: 9427) 3922876045971816746739114131932299151981073090832135308493695796885338464389900318138278951166981343074097512040889 (proven prime)
(ID: 129872) 79661068524205539187884995681660186932303760766585115176210389056224096555691201414213949137341404321542890706269769395099468845196566065581638763773006282779505543422988519346144950763558977855678788573912455383121921880073189289721836086088857808786195492743228988278968450264400334159710208339978080514414299269874327870653046842819979981442878501141062612216920267234760484678103439880650480399882033611652940727120472043138316749033739476161737249695850578041869691371013027855592819655072649769330031483076945408227547111739283107912491457807101323173573732197675749012784727858565187552309056779206612691995932879764696333978129514514043227283142851561060533311729604243550221669337027398094519923564620379825953286619210459534186976866084207181221 (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.