Factor Info

ID 20975
Size 409 digits / 1357 bits
Status composite
Value 1940883547966533472968782175502298344481174753231534319001397226883786065483608021372702434947490374598564379595835055466723897339247799988150687842538475184548639440601201877994434738919392132213307204037849679914021271524461464848561192724185307961053871837947901586276538929681351523150186734661470750882122995565622541998466225791187382952804830905610255222185255219698972278977822273111467439863141641581

Factorizations

Primary (ID: 20976) 497478532938871159260123601 (proven prime)
(ID: 20977) 3901441809962529756084724926653989634219920879644700883637565198303660463069992435799570718947165291054670864374240624350790517125927761162778427708950876701787693175787555460444198463676386197178617408622146024959670901881754456451434632901530314771672828704442403240542653917037753948950377032263550265041227790773331194329950854406997226621890668110187457689912840488138319989981 (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.