Factor Info

ID 155367
Size 440 digits / 1460 bits
Status composite
Value 21617866556912076267033375695505919968665586161683497849936596618244805828112518175465266854092902116052960885380983891501722623848020612440811001207201384226910678090150320441307366360011575541177859584909704609048387430416098130486027261649185447340190261395397803902537417618992397160069339227144777256548257307884166430527093866310035885851358789171881500905220261687378735146058757383530424632875263102013259387812830676332298292934533

Factorizations

Primary (ID: 154608) 170942984502845969696543 (proven prime)
(ID: 155368) 126462437869464996974508342029213945597130264776040629613321668814827215672517628344196682992213410352634296710127944019094539535041835156228009306183731263831268749445643279071758980887561923733816932627719813349759086472642319304044469306127472567184839226455012605851824252755310009375859129615988850157258869058070300095440314265147597623254367170142175688584115204170740383493859046823642950701393450548816371931 (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.