Factor Info

ID 173781
Size 991 digits / 3291 bits
Status composite
Value 2991461709667615122865398146677129793883623129852047283529121483763418292953078182331372575485457799571837317485083539949841936003338118874380043441016175673716324131322712721232731252572206343342042874077396558112255956465423530580250343653102813755681354044733043290242896354064836893843670379882051697805400770189549472698599830604692437446405913760090394168748647804851498722722648309787891947232377965120168339723796982090838035771499719726985040492699159457813558307441369996674594511543365270588550657516099994500209582679554348609755444939685999965796275025304371673005361395707330637353538295255478926688356777432934311190149279895445878801829541493488854286911986658026445409289146947659609219577283660443062368162655911306636176409736999578237276702686806654302336081785135708396147708030054307877865659521630449530966472411917635149556252666512136908302139690074799309531641978218579032798347509773686412710253678099335751662471630861609339180705660245023101758112782432871063757

Factorizations

Primary (ID: 136545) 2378210040037186253815167278790037317281 (proven prime)
(ID: 173782) 1257862703170170756288910359677844304464672453929197963349921894647994785608068614258024176074620442654589542158535443786306654313611860584255850830790740766481831478738816955653893957286593048543445240555682993195364515603165661455247775221970125710603395350750301558617380980747767685230322040906401922770007920096020752405087536198373190329663458458909520091968088518399792415745515172113161749405621648521332326079719028072856754545937962445419636833609714965537169497374669227166422345151246690263413432556162250605559756339143932328606112433196490148309033558947394030295468601349046213290820558499752581844002446727550335780251446609972347197040491337881064948129161372192435474289578361449673879615179653655879203365663288772290476377392147827587595512239406750580343011624430872645176721937980983192003644714782141754501597006931952240721551062755241569852433284420194095506430228496240797577167714047092740417732032877633610611543771493287597 (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.