Factor Info

ID 120154
Size 544 digits / 1805 bits
Status composite
Value 1516410066412808552775775620696095795384537312644923223098171767214946156240989298198453141930199613740126040411964528658655607836501924931773647286408795765423933229070393636494948760895101910750040519081747445332805558858697075473822600752743125659766278371472793207332855126379642173700654084432371428354550761444849112014737932578611401635051579112051817033573195131028079355157356288592012166181511945137825750185440656304713300961969921226140689122194892698947831513100315791263374970053567516842086752303918337907177314937457631780611033

Factorizations

Primary (ID: 45642) 72720818407149969465612401220571032506700908791995302476663177775203109308464458765255323485161411254038813073972195507673 (proven prime)
(ID: 120155) 20852489006967967416245914962324067266791132500984375773333505426352248975949555304530863544616137392571816672849665622998936206176975349380864037850608078674222760652762140815247463959806219222057125647778024063508903566508984190895449826946808987960814641894073163277286871147462717852214261960319095872471681595178628033722756987542690247478656156556700408142085127743868429206453087479902597198560436375467467411576321 (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.