Factor Info

ID 191780
Size 810 digits / 2689 bits
Status composite
Value 158424921213018403673088060301812977664708760585051258991377798521148942317112219853323396683106129749729091934098871956589780965306682367333921806928109539286185027501393490618992489746234540759246354844684108253260428757005151254105006016767826587365876801932290712539110847984057722540116581942220127458154259517145897254468866566012645520578249281302612971586121028028178387151155426982309767432176559602671041682981152223602392030832999501894808864805261963141002763390857952702400627495522022114239199803525890298787568690540241939528596494422592843436055524821778647814830483831361854351167497059163901125022048408477227442150306333702027369618768679770122749731043304467987552020777618286849692744767633135446429146466526754465901166258807605633228131170858869476585695397032362811635760815957957917191

Factorizations

Primary (ID: 10475) 25196991873376840666877753354820854690700634889106188923103670773691217227808851569395431001182974969907991345111 (proven prime)
(ID: 191781) 6287453756748252430824285372946997514087286246497384649424559691608919339405657811474044582707898111662082656009676120462996066970827525978739617646989301265340804849425270160444188116099824498444669524003814141813373386965696293395960761308787742754286043972453420802256776247861748292583098634017130683454708653964759954434055040384324954904995052984501409132921543202091857644805437769150221371105690846773963876857413044460655151887811243482856962472713421558435916356221373699829608118719510748376848040300312845478228116319193619488130242533239353604389044481932685056896202021098877675057930078055701299562548004129049510075814014968116012756810213283566970755019850885142659090582776531281 (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.