Factor Info

ID 128926
Size 480 digits / 1594 bits
Status composite
Value 617276785569678240123707777626887632677259817060533781680728288294349091660594940118612138430011026186193094354772399814061635923303363779264900269292857698741370581080647697663129148178214019677455602524042214920752594799072491632103279111162787563855921287191209767042823007859708093243605084143303780855921852701290823641207161566612695106035419947009025006864496058033340728830550793157062890741064731625663114472795215371335971608562238981368321274603091683639255715124375263

Factorizations

Primary (ID: 640) 13484292549345009218015967701713491137426073107017330576389569 (proven prime)
(ID: 128927) 45777469104203176043486218668449155264817562342969323383538000510427374368938967392535823716780737459858003229807959589851723663309088602897850211167475772236535235571734582915996239436423960256436632976515345545815976230092327902639475945072085978263963954844421784768912644024562532907760015331024385261049862978170563992100309795388426407272188223299671351645939953661530098083236983234950433797994494179031014100127 (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.