Factor Info

ID 37881
Size 254 digits / 841 bits
Status composite
Value 12851232563135229023550887435708797161596337641942210829389193759876341643513791803293508950552730844068040328960073247716264396140749015942605772653196519517271256705615425541709793682720555445366025217776145037710663045616564100966412282693368118767753

Factorizations

Primary (ID: 4304) 98139929939748977208994554331725481 (proven prime)
(ID: 37882) 130948051124807028457319890002116201617213604704498177524378686840755904953285625776708589641526642364877902316973021445763755177464579221196428519931967936468422055640191164887990827779620369965086493820603322163916513 (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.