Factor Info

ID 158461
Size 1071 digits / 3556 bits
Status composite
Value 164291640598711438069264252092650612064339731040991219669573185102356699411226807416383520909334511912831591554164268044439440007943545843982344690106496496692007752266738646619576118011872275341733287351880737551901561809232372057175368248721119915336219744478933640849778319928320904885293096658249695179140160805168678167738619425204193198584797875769933183889854209558934727534291079399936148374514997106186803556009549226786807125761978344268008730548283869541459500308393279905690696760436783807426147796506374908490552991507864012621920578735258648697291567927579481976829943799076944765164874685350511384909348421728218940720445448067493535533100476994504545611773259427907127565521000651945531062934143815492967659107335436052372980069917394448956172082475705717848728732825286565386701195928656637584090036412224790962334899026165500850410499623560161920703957224999702238530633357180615502475779624773445580284766914782249893427813995512279394219020263303035909148649429048511530592965884264172231292062251580725421030232835577754287036794390885173979173452451

Factorizations

Primary (ID: 2956) 291280009243618888211558641 (proven prime)
(ID: 158462) 564033354109455068805914682837441513541936005926972757050991422141921549191322595874246827483606176996512488995939103436888712817306347329219630196288644576556786218203373609957457566732139015724213314778891104541890979476445033534799237793401116981696855591734928338198878744390350080181220391636218015938128481246749381052408165857245498050243679962609250576799468424203275017691362623807559990379289201840734744287057130766598730752855365167559666524160524565443099241025730580161787193484645628622205500868025636189933702456936667702579443873607739961049857252604042292162924653962329516759126691544592080742311622517424309103011791591685228775456029873234970119387482719394274648674046767999607192845980957275768092022025960177116642684688064725791047994158902922575213666053780561809928085579031482727421633678042631154772948477832865327299030518774375242756273193195879638641383791746154890518118960850979700678794353136936546192346176484249858535220789952121912528427499812465223992852127895607553476977474611263197167306737998565811411 (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.