Factor Info

ID 181752
Size 651 digits / 2161 bits
Status composite
Value 313195937400233391956503644002134610244072192162888890913381134550234720681807803743108768897427659659002847879749414333403377987198070800469482476187602217740469776011444637729939168818253037143635391408700982269470733103678397167932452340072065623796329047768229194599860113771144434138376518553523567090807552995491635047416679142771550282526530026817614148295193572432005200001358748668835008910601263142290920167995107711386724216631151476743375081803412523194904883134224261524436886022356098544724863272510502732395592021149618410733566363889013344777245375984165305701419573924003168173665838527414935423156706217459278962601583795798779501521

Factorizations

Primary (ID: 12258) 18431500882548527807355363903413307733435270533319736462068525890749054861760307459417593721 (proven prime)
(ID: 181753) 16992427225325760810114699279816225572620198512007554466432896611370086460145445215330638332185648668904829742693368031052024761472224506604281610313817468522690122204845286064625646428249348209620885285810293888721400055533560529817758329064880278416187136915811228526743331291881184902304053388368359923729718077467741938950565495529489522798051436322629726466349982429595007282510221122543655224631487907393575221329633858756707271616924358425457669471116741409814991235125450563335386702486444303822540357823100749533816492880964303884314694900341836011801 (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.