Factor Info

ID 163517
Size 1415 digits / 4700 bits
Status composite
Value 51220797562856216380902531579844509693843252728960929502744246778717658035459351824500994176666231067659403740160208121831351104442920685021412837658570213570730080368854469132913579720015002263299378902830096898994966462732597647294958441742181969237856777813293098214845564216036632544149816324501292686325078204640905647312969627553760699252085224372747543235777593993700589430624991502837192415221062351872802504549445996621728292231585718472194321769393410890134490895750696853688007177390915502848205370720497371363527558599068104117398066548991245949512664308960249511001980384966856034772059718109467247756865186708647781087061153099576854889514573884026684012024237540767856139202875692321627511196386638235215528297431617978288391356780153460780531353533677308432816476054869100474598135304597484419081877356129595061705430827626980056445342345336815388133858097133430604696026580439810005479316756056611317142783934965449499761553721039171683086439972138140765233953245367403890591757967488371334547741755447689807665471290345870452434293223594537647064322786743494904693047507467220003972227975438746432742809341508762472017370661110501989522440431906613815813635229120950759403437534562674634765059773943313155395304130482611846286785748305532930483354977786546423615075760496721646226470890215702223338045974947835653820449696971849900058797963220433511723038146786521090689678441386600839399978618429

Factorizations

Primary (ID: 160967) 1391089682887364579894221 (proven prime)
(ID: 163518) 36820629318838477384343498679306901588957368354754892386514158733017575260136937898581189842545087686951254055897823787096638733799995461375683907700538864689919476379426228329755591033947916040471096893436792533736954608349125522594691706249191345628213507269484437550115734420565380369392292338020692551333347909010910036659387310388363536348750452710851586024945722410758222314913746623350141349704013679991784945839043472800910152372025743344032055932889250756370774056488296679448390609540927694403204828495492326322875840374302425756627555263136219172333211129729397363647876528360302175701904760866513801282096286204397217249689359222817120108396594671500235781250138145007446665772352445438443205056180725127912296978595530418395508147606442897633842562514601076905790736789496502835475463616718236229403057100668945912693743850095237645488359220514348374294914163550189108875730585878861055124649534019942417551489195108402184781518160551498579435435045036727026497891720077752170154768162483575588662106953774125291016071383727860685060411732244264098466172226431658167420371601153452192712278950323597454904407505291757157262586982006275367413050456014688788039574793624471879729109765174611973854649793133334548481559965547666066951388336457109102317563288515888361834463802792059526873250079510231906091880533448257912994464574875240555503159172704678327477791236193366129689649 (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.