Factor Info

ID 177563
Size 944 digits / 3134 bits
Status composite
Value 15653934966361506825625056249519261263652035263517949908640832955664253776771852053000979467867754360848757019078028379276207461343002749627166830465015531719724453060646794387513366791753182050991492031320292740324528881699657001443162033843764912780816950988088795261074614160200870957338827189962707841173956286086063820372781721858208829591485241602446654921630086112406787133989020340792511067286814198435609816461997553918253041665240100849030651031940479479425147890610349727021297882423868946309948830891162818180429987451270901838820420254250528476725670137972044366105063756977352740393983173441580207808577252591662926633626392442965808257813639932307407164293436709492838388120625873979721022029318308822606988730795822357708484857410218117959241089249891656685688081799265342695873725457154562306389782113878583620715769231730236325564582701974885085773612669201099897262763735759245455030125826795382766937070718128053213172843361

Factorizations

Primary (ID: 29398) 18171303869303197838546263347135172669 (proven prime)
(ID: 177564) 861464597089574575415041154505996935497885009365685535500210537533575048989456322180807326338046762628819482339064769225379058248316335444689785837602407424589528469746828355915467087907716085870583034434408190328248429079732957497203735494615015930914860656174972916886731615370810130322904498772312885382945303093027437489221443162195479746708418925085115852683041110818408491250380803718258181602424100307123677757289637014660979379360683102043905454092275505729531549990631210454945705334285762619948609312397315806642674919689837270569832963402491493864536622226751097497115122516086632334587397988095116152654202374063744770921650319992668844985133236465986273716894099205796514696768602050795410899308260984668946956786106156124414733918238498535883624186752977258879196451233820256705089664963351356658996627658129879003323106210646400613469450606093369529261551769232100964094881467659975693626869 (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.