Factor Info

ID 21150
Size 464 digits / 1542 bits
Status composite
Value 78017906455262359213463586245484261825364154622530703285532067280637731612389406162500296718481847318094738878983188223461914469316053708097072355160575388447914550013392191395053665030582953208190240386999094674081094136572991647211511968378514985561613501656885137669848170111841288397662051198519103976332615386938003812227206461273973877233256183299975924647307773601136864413910152997014505443490874382651517455559798051259465404407955507827997247351655828479

Factorizations

Primary (ID: 16351) 486307761332920261532701 (proven prime)
(ID: 21151) 160429079399068583119888188194774992752367337727095470778171404101218015061192389718623588902649074408597811794811803322566812830236531530455903673777963633151858537356906769907556170652458112355497171815245947799508530756955993299751597570637469839612626146834762690408120158096927449409090728257550826388058978584826941741174071918327066787827531997720380909236348859258920321387315592001130745560444615443736164258320599452137473858975179 (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.