Factor Info

ID 51474
Size 544 digits / 1806 bits
Status composite
Value 4000135025097397621974318572573146422527228413674449950610943331208624992314428263873931007355747945386096498434365234210297591522314008662543315087986497502588592836080516492400116667040474146594969673642639733670125745434116704046756225213142779492995478672368906021084805493511324319320011000225872616594186540673360849457665087618288635095476069296177298976294155958093178492210935093126497260164017884951788611498158082337372820919347141419719875736501775707453735089377414292835455469210568768663299151882372708990815963910980009445826863

Factorizations

Primary (ID: 73055) 8357265774463208206521728596439861293 (proven prime)
(ID: 74563) 478641595594622393411541039092750796192054042893270783839288836246069575653040060783006056930370747679115950324981639697217773068210702951424987391606615609107242578194572624048249418517248556504863939289487253692543033980599183244899419807862670719390855423530648513353288113965184546377874039374137173736463314975110891169805828140210209965252069505232337416419629838861963706385218134979335557158631642833062635183619646707097475181973735102274860258385115482615775505758441843568413360272258294155324491 (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.