Factor Info

ID 163070
Size 1156 digits / 3839 bits
Status composite
Value 3937154797517748939608455956384892699794578570708265305961263717612795176042718396676918561665664502731952551094744518639983138836559454711368929761471099313222981337405740799224700915962962590342288809415022062735392634605240648015263830332697738362151080133577732606209985108688559495783492426846173903322425552202300597531998629821570004949760340202355758063378804150838319236983906806405282391489922879278484796340556491232865335760040269656466444286812633287669434344763844658088350391261674250460706112792163861056845761308115903960675985473793066369830882518139440180877199695572554355794537158069977918407217011327078601627414903107509209249656412273896994117752707445160765447619576166350358627804631722985822698663232135021260150303888653457531548833066622711254127123684908566188927896295732917768139842897792161239982666586664002091972095975845581621406140649106135665640299864778238050849665604672829409780988732604615059888969814881547099230996409890220131685145309023613761839655781065892525655223391188510319678849753845419018202736986916515858244984898243714869249791265100408129055491925106273243313493628507882322298701026973349048732071

Factorizations

Primary (ID: 160976) 310927778423866221499151 (proven prime)
(ID: 163071) 12662602284928365437807084092146681413522033758555449433813540694742780179630392957626736240107554523100447335557052594213003824439927316926487103536170755901190603837497790792694061386577935823114027447619657682625522679579768005584182403651637280848817420463331584039048107404610527491417020653342468539568391722747624411252123755554522883309667306364204784625677049615150519615166795160019963304472107274809314664931503708491826711857501082830778068190289604932324081675537618962460066870832964945906304004469629847260089764466635218052798643770441414323091431510682843101198667205419976662201358535749442637056818524022837000551006552076077398954345948467437720050662070376229619883634378487863518832769724340878367548709533398546780087569614898168815203222178034020042503088439613985126039367971447832104618641833438323535821727909937064297509928097363604186013034705808334677305293734053741155252177750542621422692337621803833302795315937486751664188170408218945712589770611589230853679381146430838108179641723067654382595106113837794395808487260864628224993945427409684283401226747438004079232888520011283884931156949224914921 (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.