Factor Info

ID 169106
Size 647 digits / 2147 bits
Status composite
Value 18317849533900751829438557160428146269899312765192059036474373887266852026516436061632653218877414133168852299423420342517320859925798473454686307796693925844407023099433706034086817102669170922055377648492713989742343939143662319530697183139982694605711999886924557811822369682636179534097885423715324512089843053084589751013599676696891886228215514579719693565431640426270481974135519723964067438043791352093973019324097679947089306815166025828796075590732290269067445947241750884492483372839806419087197561294376565793442353870204235143033878019076498746225231282420354854393843128259914717388406478122142116270267441087891345723619623441225227

Factorizations

Primary (ID: 131708) 5424905842809814580790135175148153005273370039115139875248165723989059011789226683837426053 (proven prime)
(ID: 169107) 3376620731248134191575074655719804963616270586261101248229471915399950017487300670419234954659925709130395730365410223874189228923237594376421410814217825800977108552796442766972313519499851875353212692610543663585064469862487249483395508294060283642205957771797116924851878185968396177710244571378609663530666846798038640446354129383706707059396466196795060167408840044953864337199853763460884989916208605230683410415521799449653046149216991982657182636404205618443858235241366477305144734266989686937041532724226320186807556551166288990953878630428167759 (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.