Factor Info

ID 104020
Size 638 digits / 2117 bits
Status composite
Value 12973392890862213182216072605235290452374188930353285464531443507301223783522008369390489325531568014113214403020009594995864362533135079344329637026703368316583988530983694023151068625627769222766812036932871645750366938456830388824495908894795593367694176413553833680623266855430591244242011834636604681950972537844924285693431956109833884897309456915407767477479911932658330926435640578796246048065143843297804451257205968683458002618917667232591942042537555032938500829775827880397613720260962104304449927338044551614317060493075211063720557085125745664856477176009842059642095446064286147018785566070886149802285440125907569704068569

Factorizations

Primary (ID: 41860) 55926427693421742158502289 (proven prime)
(ID: 104021) 231972493612142297751871703223366975604016802405633891521501616015427991638964038877259482756835360573255613186241070632190464459615647124313757015186028151978488670986010072728886707755637082011747625279323470960444614609330900278112058013580223923018322863909327133292901997278253677452754385259880062747018637508509269637595700689059542568344694927066601274506973585097223517258862436846583729037103799411892384001350477843905218863431538198531308602595665605873900778220746658852829741670826714680595824068603485590334933723840101663876490088859807398116488740099449376158053183716616947564391553861048984521 (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.