Factor Info

ID 173734
Size 446 digits / 1481 bits
Status composite
Value 45028071816411564021768960102413296566769219849620990888477628681533333093333334563236642420558147569539028771642507017691194974861491204763463060152588887565060526879272658616171009117196080464290370718178228549530672621533945919836536990324876629025529354257740655570865729033246797358867014291994491580399091634029576685751887786940835505667512023226794557979061126912788457757022817629019808128843490291260271329336792377950906455898801176689

Factorizations

Primary (ID: 199829) 6526761003780459044796289741 (proven prime)
(ID: 199831) 6898991979380002943779429019146579858753694790745858279723122240066045794931771213962810518548667900110895049331297831717377952797373505408323488013974875182827684680152364524098181421457926891785258597943772405638686605896074160344784037559453715242417535558754328499497518429008765578342819191034323672659118403211572458352919904178741876566767808155713123430064772098849842646865690195930622214475450018178299186229 (composite)
Secondary (ID: 173735) × (ID: 172241)

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.