Factor Info

ID 15756
Size 363 digits / 1204 bits
Status composite
Value 155664885779405586990702522144568915795486988419204576815547549466952009878164514541063420434459290026332763935781153599347842100223672089301103347765398444643932552197342367434874427782205637133173304334910625987076922737217558239012346318424859700636541775551692000008181816072882842538184080654466451737085410490697725636109121007967746842231821792436400375393

Factorizations

Primary (ID: 15757) 189546985765489533095169829108497477761 (proven prime)
(ID: 15758) 821246959695769548945134290776600435951142839743226642147448125458785422516752246248857217608830900279513668192961544381752732174051554208913467755160164488156576122012699084756256983028821518621179172237413775804790731067580691311708020454065073278791614815460123112221517403941781707267381723672240036287966540887724844513 (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.