Factor Info

ID 132751
Size 648 digits / 2153 bits
Status composite
Value 871942737283773814424049753878321253773670199540269316398361778796244315002684998226885320238361893253850009769184174308645928917580524744185639228548635541829279540089682108352120370244845251379054606517627635334562125066696739332805570276064365662278951986893448541267970307016972240392698934345338738984951372810620933720248478253623107216260452619410850493266263908235343244141927240011874571463181517312850333745300848998469070561539736753846797967992777772199534596050623001004616557127221282031543870749717699162849508989453257804100260738629738882621219549380179318707694253249136755695180890105858123769966477774215848964542676381019638547

Factorizations

Primary (ID: 167831) 114983422063191099936091634498136270710100968230735265578439191 (proven prime)
(ID: 168691) 7583203923123655316869771943112158489148200724981079329009593652725332057553991910905382462227452355446201943049062533512733981871627870880888869548724868054061088015801149189570986452078376755490998719027601159615484763531632962456333417267481193101396166654398171859337209450558346705315450517721480653481105735973297136624188795138173281478340876266921408306712807353948810370830775251018445519654657646651020433208043428951319990725039143766442979277131298636449479101653125256707774018949480514674257788913600654053626549192743382251857713566416393116313955176890657500100477065317 (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.