Factor Info

ID 153737
Size 858 digits / 2850 bits
Status composite
Value 772219143714173064669864005805473476858602669213536452990395229821647866754482208433445370716099962354171415743668441386200206857539747158076613063367898629776821913793998805186773060452862574745440139082508192002468089767965672532658408712560470824860896611475086963113287654487357897915938962495187439436592144417553830071090222045894684452594764585172686664738008130972989534396252693417048188559360239909365009067762138694050646326730927523407011226124529132895830615783286695049764174522896114874672029384761003312912675754670885288475103315823295219570034995206665507143539273583649134012627480188092709223016830667933915961879260112644545714648787345195197208847620321716227028875300682247045568537869133498625312426206000109048403181750990334703852076469406185079081257604479261927858918941748114640455163310839143649639143720292258387629720769828673

Factorizations

Primary (ID: 152114) 66803214075022052730257 (proven prime)
(ID: 153738) 11559610632610391264242582024585737059655108862544505506372188211979505563830112604671618781645502787391390232118872155280008729914396546304964679345502027533146099726408466928586698439214064821214546455936004074342148151105404012924450745620631915244384029913074467231275892829920737388074750056026816884035588812912245494849880865666785607383302078190147511946665768044289866441475349605973217931541341655099915226167182620474603478880831718238973346103847552437237874977193432668991656412683388547089446284902981542831406342499274045481261641977066442619833989488587398326840567997152581701489661559517690071884023569681200711753467385092494445057446069030370593644494021412454622882871263081638739982548854207899409391658597004939758861088391213548143106340545338518156009020915654429369265453916239687614966298501954418937621069489 (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.