Factor Info

ID 53531
Size 521 digits / 1728 bits
Status composite
Value 13037799717940007950958695773190225777645711084364781169240176822680029777944928339046613309335098614994999663271649254793177805557007725083556021769209166131990852779185890066431011077776940142739389111939881643875743619798558379655813267098992600703262182104050022551666675689792706229266559363352190984889260589575411184573275345929286513212990684385666770897190360626840815811836958687268484890077241117784189457253213432341140304546305228146507281660453651653674535997864268386430676879102711349724441346942405638161

Factorizations

Primary (ID: 52433) 97668924760419986491370101198871 (proven prime)
(ID: 76936) 133489743538402644558161586221977551166173566242311870906707651803192918502566793639807450083549966560540075929952332133146294312539377031278577282334920700401074127984387994089972108300021804512621660596218774097475614049742861893364800234190721702524654159452873447848126142908463559593165264596653359119156734714632670398787440037689434579946256856754764567846656444045262822701094832247024805169500657997949333669539173235472997855305617816278908700153591914791153441981301527589267991 (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.