Factor Info

ID 168910
Size 642 digits / 2131 bits
Status composite
Value 157641082276759460668848451225707975142539032612137439231418018302507147428307897418825523995145320243876154205007079428272552044696606771288746617274807295236825214774050326595452347743593414631549769296125396159286376845585568944355901513876510277925434690150570599118775301204742188493019380406599714513398668400971462864815371985744241148739402298270513562973751123741469430291642732367871231071836074914004285415154814026149672872332428331953892659384705702153076203657797835472979208813719337583196125141821210741903131185883327740541552548978151327209731633314777402151764192135628421440134804899773859128860684489079806723497892073397

Factorizations

Primary (ID: 167743) 2799538602198455356994757392557147 (proven prime)
(ID: 168912) 56309665511654375786841786112951085033793395517650775909627882716510603554508908809595754875067271277180506850325829735926965328739657181726126142261855212701966884309543695449930196093124557852592438115864613845678436351163315583961592711026902550999511753747867635426029004747437085365317078199445884288736548976846109007365607718942354134541328123078029610464061921405015014285059444762748892013382578823195926029687253914565436737682534416263983188171923369893861124142775711390877710695263561976700803527431681232118033597094712425571012072152399507859648251874262488325295697101556205178443894943848751 (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.