Factor Info

ID 131017
Size 716 digits / 2378 bits
Status composite
Value 51388561414372827094873418858031491140489315693197069983767885501841027650331867893908128047618095287060177677660396582264051173907694842814053406890971126002356737222636753297320454365760714016324055902928339951297838952292984362989251260815128002985603610088507344464681550415582966955536685664196323200449457938758716162590476190670378721611335009845558767811911796070625155643968492425186420464819130660715231427832260733590864344010044860590677415006614864488468110539811870533648728604695722447527943563223853120499254319972732858226125694955110323549994718001843116783891076997041059645734232391010471279691317398360221651834249393636454652388028095394586840935448141097548153015301365822976970522723115371997

Factorizations

Primary (ID: 9500) 91982667205541327535921909081265608242479518892168350677 (proven prime)
(ID: 131018) 558676574354402034666470804485287505113884578859416565700933691130992492480210912487642277832539776922436461192989839506584221505735691147788908518656532742589520319057259709519813393104741505221388212623851885446797670548778933462841609359701263569310020183977742762210793048008111814774349246849102025231491022464606878414417901300024700915002683161604721836006430488523722498098495267549768363481014035407969497127233479452522648059991449662683268005745967095989629832878763891433049939941732968055451591217217455539928819312401379608952811826434798338329351922032415952323375214516783579201281057608390051147526049462318787092372911002180121233031104669161 (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.