Factor Info

ID 181973
Size 855 digits / 2838 bits
Status composite
Value 138316143586591252656706205455133446462247810028578255713468749855006957770681848291759675272492636015484652298188129467589863212953090747214012096800344374855642280148099480498124399389253517573190696396150119136817655845676735772951386040729621142831096435637244320600426362739036799769865757497045777925656147381508841733250044218289358830905795521295523115204779114739380514783867214003833169039124482291752433012105173120469343851632922619558150211279851029504252268600006647672375883389515446937923858172567237246782165129305915547252071251594820529055762382198848260356824005865074887901241893659967943881816101824163284741629797077372834689039959830305951056091491226379479642707862400526299186849715968435096378794103590114851943477742097973024411595192520123658475646743526728338513990009637393021017232435573891034240421810825071532272342004297

Factorizations

Primary (ID: 12880) 107402365813912729607358629007294978320509951508913631986856307623891940224537405138078818490996981 (proven prime)
(ID: 181974) 1287831441499531680067221841977334910792362415607175556486873850724885197049413693768451098809440626063032871896550016819980665450270266493990972172248743213642958101443490957245632563779668198724816015476059170590604013810419285865268532346664656758346028318372861267889178671678241974031851825006218559389031976710235385242857501590869452673067077888629721131108790719750954490926675339578462695231753368127134398183865321381473082659036387749895657961757201122599059893362685950137609888283738115344359749235409718166016478478551055141501654174333079385517179411128977755389990772287098692821288466678269643206701403267385871960283786081773822332885783495026171878188028552035904500244297457235616584864796390406221318541784815633521899902986297279836037 (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.