Factor Info

ID 155315
Size 271 digits / 898 bits
Status composite
Value 1898660012491285618717033796902863608423968233553052441001139162540275471214190761672769090149231060598750465266226501794688733265675580423244199151524168915755303661760983579348662379071554629587046375115681961651870693766665576957868668548644333878415618237398841012231

Factorizations

Primary (ID: 154641) 1814503763676130449408979921 (proven prime)
(ID: 155316) 1046379759854924258668436485081522319701365109303269175344104619446853631568163592199834310573647202963679101395889649927396095869970649363602222166282281628987933284444968344676618315598936702566744398218061683301513344238736720177559697921111 (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.