Factor Info

ID 21091
Size 477 digits / 1584 bits
Status composite
Value 478610885937814321168354293982332422761936728602740446198919066660117771511563290328484688294400900365366626419814749397456756816685616034924917570516176663716821405847647880663207263714970850831454647888118639732182004128882699574502451935276198688749463072972637759113609529605791738289976244932081239469949947319817781057454080452386228897484769424477483953309048842067338699773542271809449059605472178546477571799257231750415732879727689893719032495323399982612047797588109

Factorizations

Primary (ID: 21092) 210746284245667460629 (proven prime)
(ID: 21093) 2271028823359449778570579540990823854706072148946941575398135482075845702544807532676017854019825342213151975558481423643749521043307747490724460460275312521785052439649886332728022926967405433614574343618459834910780705572586232934936507132079544540223228143567627281544023309175544436422114506406724734194345891390843322057276077901201763285694509758016659968296450305049222629507466578000813814553066535824673384885552074181579424787367729614306765588121 (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.