Factor Info

ID 185764
Size 837 digits / 2778 bits
Status composite
Value 128220041292842648199225867551204120043986360597697492649902709143773642020377414518751263279616610584546011447761311656119591820745525439879538680771034108178638455215604347426880090042901809920118675823214390331092042434288207484649407022322539747318758880460435043503242498303209060104837171389561739880041079083661887046437984877528505388727740590571838170556528328095284797632181875606617746440986382787926025793775237038633276305069094587131690524489427752167127996213242860063712528527591023229002500280308037097037472535863237235544615110343653031975476829292343914671106441573335078112154635702293758769531239073726066763226176748934657741318773722341888848224617143029084753142365707807299652694693404590842251231275923262356399978480598579080282086763392029843081122442649926744090313953832233410987688847303974507798927026063

Factorizations

Primary (ID: 183999) 7776913239479547934215325282729173790308632658528747485923145720934269972938998527829079594684111459 (proven prime)
(ID: 185765) 16487266521366448999939408318661112734849945876571375690880326171283417177092308911882685959093268128622326407691814691337220369063170052521651105114244975272308330909059567506953872927030853348006587168095377386938861069062877890933473220097191027364929836837649415370312269824656423406246878544680849951556422847647899646045271403203184914779858184881142239658695095914076998213652078437273395894494325454574922106439273462165521907959719024671702136423992765676908519785950137383992124171615849658619989646591652259035476616207033075501726385035293766549784938761921486324708390046580253153722657515194425372222426760412065874991847897393143864496417107289421267137483842951029996642758872153599053852019790729621485091983593733853157 (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.