Factor Info

ID 187778
Size 878 digits / 2917 bits
Status composite
Value 63962615431298976912649479330803040898445108731399807271953543577964331683845301081101206028615720734825860958601923372811855759870376657445414929009211790293819587692321439540224389514650843009903327345771135845901483696563623234770307639204675453696997183805993178935627576494298091479840239235295372790265299019674918589900804635116874897463415688826534347875658459839524075697251783503447401985868636322513176363242455551120659524173270551371464954514089982774224186721728177775523430728398473115885612350447631151708578813093117292381576424550068673336817678182549177389031897769583625547441486622829880634320802892645803620631501050149971024980112530764067745921918936006941967132967697454497410421067126058164687160220781421683435045271932767961235547792687513725042777583183320030500795777933970657871577608135280850470060653146932761459910921292852665100311756636967069

Factorizations

Primary (ID: 186372) 16806388163426830880128170113812981259408407618730161 (proven prime)
(ID: 187779) 3805851370878784219972694741425219663516374776422601156190298742209944107694767784377096180727328736868485487912881210779832694791875565489002434725245340798955687376261094474924266577834557237323173928711747380464759707870752941798012192542301620151233688958299627759336379831493786996597463985035414991369446271546764204905371144470473492966433146161439991035603340483975170455894947306509043882453158850403451362988061711018777154450667984069520813433929738767963304416898101004894132280425805245311384621322015000388136522711157304143723532062423460936788692817815350074123949770026589812446505401759260552266841614193289195790842339030325749337346636746500416112075108666781444048559667295279088485648001421376133429573674557895359008894096187221776853224572041016150281894147529715892843990097846960807376239502914048429 (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.