Factor Info

ID 21275
Size 528 digits / 1752 bits
Status composite
Value 131966869371169133229081873123665636177568001465234696789709904159488992852670910630397681907762481801303235056833477555333898177841977345958201324282497907620985108055930311687095229032179990972576787372237678891187394248461115079716433895904781275614217868787395503851690828372959183536900467801684340038198110831178292689044664366529370981488614984284081036485059645664479188275539459979176041518602489139072673197795227731863800117027609627210075887319634743812549934125929024980456521459935887726162752311685013536322876833

Factorizations

Primary (ID: 16701) 9817109164720890817702170752376314347166114272389620675501 (proven prime)
(ID: 29649) 13442538649301152922393451245641257955924770964716292039313735022041800495574408331732307032313321907263183382447121937151027629950072729872755199848878688162676077655047153727129525646220376658708987595854119420990511984174692963378304605071277475030559145985009866927795910695979301560201148838401239489162366753158220542216086028908596910583712976730553716978427612876756082094003098498092422584733992728127947749969834155704796784999117697757188177774410526295435333 (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.