Factor Info

ID 128838
Size 775 digits / 2573 bits
Status composite
Value 1984257118363684471352982694864272594639317087472948937078172926813675003915363227073329962865165190461232585473663283845202166597772470546000676445334331414452296038224458682594319615216679209362154576637928962477810812796985502130213859002469262074483189588471210912156720437850575450972531902437612118947520877027966968833831788215574896669490326925751888832258268549409241431366247504337430176266556978496241666337501462431897397519617276167102527685646695861675786761786833002413607291303947650201069962461832704224546137759959729455078869858765788539613533253649771149006789753711006740547443988791513249961357201793317043965379782017573505772660328190855601479740230656480374340524007378511447039651857250604614276064699926433390387213578156131544941433793242643906721

Factorizations

Primary (ID: 46392) 2450414177047111002273539460148392933800913141502980318851251825723853455500973008140269578013419197744543003755765436607299998968076324488294926659094879217009729995816717 (proven prime)
(ID: 128840) 809763972535788866765856456516669438419036405389464980975775264276811236609400856286325077131430341126970930506579345874117686945255115683230612940005590508052881308814104990035600688637859657464526592003358675929673194636592277862730944182050469827146634027268005723268466849861479071499919268648093096249792609629545308325485601058820254705524971815482054428678857718873653019871849500374558257989676462149445994040634799351364919415924024373817258857926739451647695601179988695800450575750389300117441314376321928827934875712419275953590110840746911201660558604432049639165626699251368231709884138213 (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.