Factor Info

ID 22904
Size 648 digits / 2151 bits
Status composite
Value 207107347686951493012186604363607083280452423404186160409730844980155208358313916124256777464091421121048092009134254138806387709383871047493709334968728960533819434730181020283746147659642471142500946787387868404743532076643303577887453492199411030780705389397726581508871262883427052843193022412758786026450758953313829919849004116908706784372097130029311357298843193997603904000090103996257167342399116877076737372684497778951618630875249919473421058489036241886827839987478042283095683962216544744977302924056687161981610230146827446428224254598057122669912971887125061468182513924067646145844743045123522315557088584082859526583296146063541827

Factorizations

Primary (ID: 17786) 398350176141493935951217441 (proven prime)
(ID: 22905) 519912780491370957368727733306165140746244505183676168866854165768792935214699677295354921059545568013770153529536377313934583915052232063765812762330968894274884503746329996639440386245624106740147722483371475673727733897624813017084208784045606866633333414932825945311118082596424592742547698732899852790588075482373708490669844505259011366195378689769208018941534712051470739851234329734732814511111010420770550000803779054572183619786158352664520479695505365822412694944056672394045173941577463850762936430545942238710305917875159989422102560867952554275888867188470634538564383523338422174712423488723816466303058147 (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.