Factor Info

ID 131384
Size 605 digits / 2008 bits
Status composite
Value 15780931557871897669697706848154350374608058476644424204494978647430117687833400112526845693732313132840767020533821224031634523581988556889696236943162898921395707663504896581537235525443723029314049651917360879780277388819367772272196214257223623654006476667852749230743069723796289217592484928477106435510074216463667538984146248125624102081337502411512673421041218154507133194383717910117240882310593789578357245249808282284609808823323319256956489826277343824267675518023153677012077115347458949875757420299639660322243498474859473034324835460826149476674286005287640265983631393305406696987958441001

Factorizations

Primary (ID: 271) 46724505421882309671121 (proven prime)
(ID: 131383) 337744218272266057969514586372744151616720656650590579645144124717582632756984712457035665678142678928661733646692884770838315695107065242899978981883814009640258131125784958072570929473760779060705351694754778764171643985761780809522008184265569552677569723887908450734716711966113904190244644010280927566992117370008189245424156315403392219643994426599685901527207784640078793104631650945636378164091559258419058436988404226273855877712470201519769821192344967527737432947947056197103051165586201740117150312021947758615991434004250249890669511485612666380221273942171436820536281 (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.