Factor Info

ID 31721
Size 475 digits / 1578 bits
Status composite
Value 8105554510873322307909427642330050991324799792901673718709449588166858384010978378223997283120572988590162181043682310451370731009108993396352890761147523644627568332043297500442399263348600269049681162638991477293319881940842352187517686139826160003570787776295842497624295923263402434346119480173920752981620285404421668609897018391585909238894363647222773588599617529173598895625887558150344382869090367192591122661126273560086944674022693114911149005943054852215530324801

Factorizations

Primary (ID: 17697) 659058538155729382064580520158859330034474341552417865894920365934050446239525274352285122429237936309830021823402240712646886284005467057643020235695604846409820039068026392398781279116964620472925591126880775292667991688939175984151 (proven prime)
(ID: 31722) 12298686750277796143326531842918049574498998088887008897439132646211891846613611407718768953135292474497601888183591327654587740440544222338129521901397518767622535520613862280931542098192779094975658744066772517388186474162513502862942018151 (proven prime)

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.