Factor Info

ID 198910
Size 905 digits / 3004 bits
Status composite
Value 16005015501622215135864186496523454023376194114459754253588665208433478104120969747704668075297249865350488666552599625599398499906040660154427114149892967552055068400918369084843674573372793283694820176508163938113109099104165250372384664411081580180753298728585682020990883776091535595166344641098083074082833816093032958677223571435354426141433626969247614139110422630195820200734757020532490397129629547747106695523555094703661193502004235595283063060527210245622854418221894545207401970873522568555917758895125600256419406610578050114414816998068083400641088226444778377321139387312589448173272107669409210527060428904840167389207647937038436158327411066323298019422809756396588397795267235723901579081624789029131262078065454613908304554751008429457935434516880296994790576954945658617026104419691732855712407043092678721377194815133692210134523663656374690784653028419914294150578806787647464972133

Factorizations

Primary (ID: 17120) 25896916098621777025320461067950269867 (proven prime)
(ID: 198912) 618027854771248045411161140371071101842620943738111542712198649761611230740574690558869413709848858408238809780763459148529242464594661906887211070197030179321177987036454809824558345350669722492825233860425816781888181783717620980847972090137671942290862770206266865521643189906826537908784012312844216672914885540311746893922329974920136705830667638030075360027081514802047266846418427220908664163364004070124795119218703090549231885712311776716863008861003487838900193126891473754115448690892444476148555460997186257116650876561169688673009675487077677045848959769821881383897520753055873240052887520147342512557239653809955510770050569761227935613814758726158292851942945416491420655367957726860951679398255081826691103415526748357814089467792669348093202655647320770088958395861408204166883273138954749390491629302806701350931607393833390681082810661238636125999 (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.