Factor Info

ID 197450
Size 659 digits / 2187 bits
Status composite
Value 15045597336513570959603634744390150376619778646684500451506821012741794452143536473746226470532458215754162278067960707238920625955396379348448373093465809458916556811011035232140202065538955333343349326430951667584725710006550540906106408094104152045183989480221016316847106795486982634589376035968757476945326555780227863258356595061716582765562238393227017045655930721738737417773274123756991154705493417677172203284426505519560164927327499888016679344681464206892724932555256675468979773079239804536588267917421253953167009786026236406168463151734015511188272144771269693486628137042448397948513314951835152638701747194488371375101464390851392435310364413

Factorizations

Primary (ID: 17148) 2909467055506170519577044616632832452708657352232253233553601781 (proven prime)
(ID: 197451) 5171255439390439809252886580621154308538733684648404995166744907742638927180287393952992572384541531104733455199184790049399162649468572893857833130466194173433267646821837998733360269162964603023135022860581286960451869799798472257657422022141864945340039247666636104241234450996084786103513254210250143873414195062191681081172069653085434907156976158384626922300253694883284935522002677077075342247669511549102928988551502574124610242831612140613840873029891665024056547734980617455866032555003574477699922173309324729163068016482170438667538705632241662715114252883058433638801257428052362473 (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.