Factor Info

ID 197428
Size 582 digits / 1934 bits
Status composite
Value 810662564325605092832551499825802479366944914342245682790405531180284653881310206160431984918441443329022961906386203057252064927834696753058519476811696303633784303546685036664187959463353185319815565553922153929445316590125798125701599073161121963624238915060453331965086370339812933769031704794630622341080147401306836410405839952656288625900830565893768211232313936291285870236843755646094290248146661409380167700888559994889492630972443757281835499988367080331908809906906284463665155991917736814666540540033334183746432935643685690919241270143184000886379642961666560592286819

Factorizations

Primary (ID: 17328) 50018859578270750848409089664785836827007246435735770683387 (proven prime)
(ID: 197429) 16207138090724764033607621575598629377431609383050265347272464511875731485095020372909417349775762480157881068772557937208789445999111419567829942102714178180992092126916779015661446673661991685686289261054399941123390305118065658237761761541140530627283954935046402822685106935493906190163423905238305550520244555511404561610715376878728017568814079895602157813429608832830843186470157720922021850561651967383352361874491308325053426567389255821901856916603437985547263411463615136696193856523098919095352010367403248484537 (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.