Factor Info

ID 156612
Size 1059 digits / 3518 bits
Status composite
Value 580375555974041703645989153349800791377072671780294009843570724480321710420419515664368099081135542751605364913417312366867061877991435491994894980858173281797336794696004774036245276191578543558597829651873605989625632421493088869999796846093119199535430453432196971373640455378504541581047266680540013867563288240176437512075459056574498574701319920071084734769683739072560257470930622497918449797656819480736641493323862298295961591946389378811152216875264070938511664840287070028131997088119338359714983440666855831910222216119760328169318436773871837415148362936378382284761498354850482481303690108880054122563300140067943175248007459740979479076072475828581902491832516853897135256446084802502663967396346409409397255739768457201124289193446672676353818261029366652008837725216080900689740500199633258028184381886974785367157648816592144889382081501469601613772568582211539946235463583569401728344706608936590626379519969344218958730969506053657940694957229130082167799380538411507672737053351266790460135854025668876315921431911005210805228887867372787

Factorizations

Primary (ID: 154591) 568972471024107865287021434301977158534824481 (proven prime)
(ID: 190604) 1020041540725879301100674635426835706939781645319718544610873070035902564668551858206801503172864386092745249890689997256359120775144830512241558729215218730103787974109347814032792307526863046704219977658113847359567316294692397119984742197560000552204658384401267734820206619567026415032750171340479447260780686528559802549267333277191117601715999185529813147670330322223898744367593016736171444646035485780997406563742752084129098531791909293705340644757783181358764103927200393036689112257996899822931371888539884070011999223306545267274467389048194070811886554710616533382737846533845923789667424272319816805988397731366953416612712149810564895094084404883374938464114063202978266665909426422739084431628506794425419682478142320840918122785507209024139923590859250313679371399814077711506672175430149324174562307894744884469694088778912784543154192908423866000501635974663741871554354618178287714656080883583555228615190625472750825839465974671529982266743818113528132396404253377051609236316072783542343367827 (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.