Factor Info

ID 156894
Size 1273 digits / 4229 bits
Status composite
Value 7580042732988984610799306602672632908046369004723480516032629992592237906664961492199197016302025428446335072382391614843968958257418505984382522810511522871727954724102967468364124979297215208275783831185384009839733664392743605045909196113848543583560801677193721851148382704496267646428485313602191605075579193158409853269405668251989432177754445802351058469155529909296363316880512018865933538416728090261303494572486512476621165133102589137736532446614028580273971265371242125493347632371655205310596964515557084490151377214092205458384612200591390141486460940917278840027497402619522239691686564825779852686560594391571437849316483930179036078066111608921302407944033361999372430634933564447416359192716189383332042882898713805990344123540926570832751237723307917809493066823488076338678980804811960083901869952702404229763027930340721449364930921772971513804334569989187460837658648011583745912208298294736469971657445755040516081872510805505461914401930425167620755609964148790197171191353804361406952316330227945168991065515009049047895850914004226055935666658351922604402471316264520039500946213042505235503673918617619915452787336065067520461458821417774504675664218716949118072867694296516394163762925864937472615339748756845020011982481083724124780616526400229

Factorizations

Primary (ID: 154601) 42481797154433176612759 (proven prime)
(ID: 156895) 178430368786739787746667123050257503955218641008377450337358339256678808429436619405776973520011434300168074338837693013703606131499407971368238451423127514250450083122343181427215247640872305173681292333261645619885436661030938896974758036140579944381648895807460795864033994551642057020377456379789420861687346334807600111323727227262595216942030686634646578263262396339043394959324931926940421872326465265063410306540697609647196044793174306065305100627739543858332349994154628093171165305841758053807677514210821390009712405900554151407472953922660344872337809540669998120604092821431112443196216295712762559837409594451325991739826070164778269676691811291926400103064817159378083325876814341828853778026051316013381337011412136900613806220496052266098213899539681121638044697441754803097973487077889947055611373550693373982218396706750558888630321480868499126215443552894219532069967699456680554639397864288947171458296748762492739758448303227627797701243543036117317811047208369283374528852088783333811287390616076385481695665085781275492841841318893516807978678660003969533455163668816281316333748647954511733554992513699408609398997351545674684146519337363591287775616147693891271160591781175073124432714369062437769426884593642901388422703331 (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.