Factor Info

ID 178078
Size 969 digits / 3219 bits
Status composite
Value 638332273548286553698932250164302608088365467305706181934685907090027936611682063289388329885309356369335386665606821703908687925415468597863322244263553292796616656397975748290216899505315610363151336079290495744850349273100242788783696627389402896909437427461349755485729073132082476982193083833574525871926976351818806856252779118128837941476498732008827090619944139639197450054568959676751264926602664083788738130710346680279903849543307974851614075158387321665144613765942055903987063379150481918122810352524231056742868883333954871645947796630619032901921069662018768824060854170102614776919573647716576827493943965388511021360989995463881950489568038797872369564145911683461313986109635953816175639014490433878979744891817545227479889368193916194826921777847387400940152378052328139546567880028111328265602099817851625987242774026475443989720166191282907187230580726558366544529741592856697817789994517883484370700795467175199480280081398497721395559529453714761

Factorizations

Primary (ID: 16300) 164346021921044126127443451100580464515251340647713125993808110555013021 (proven prime)
(ID: 178079) 3884074990600971703278426995393152943300074902726593465830118343275812530251847583282125836095932204096954195734082631772081338421211427439786943802449150909418166508137843402284705579810747900590499922956930199101511193733688902914167625901173406952816106778598448291508535744600778298974324728464447260187524271292536265992514596273120138617578138581529983837983047941042713921660422312018333680851665830664251573261972883513498745450369098788140210705903137352065154678830788508127733260210598284286652241302941105012539621474691841432109568027092255698675364632738309787692418229251737747188006009044497305035060088279548212971527663765395387455812265289066102584086655879695695117422598649523548971243658727203129902196437076404548161890112490466573761965424646776493882212047392275705508395429342641675958883850436506235566494436269367503461598842547870055473308929381448296258851408900022941 (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.