Factor Info

ID 72478
Size 987 digits / 3278 bits
Status composite
Value 338253477825728759622349092947514553027022160252520384678479640870076429853231182884143924765197475479837329824901311881903097235742412216128498022039880119754661801866079006423343285859952590671347457795661524119485437245788466458820847366522337468756278461113364841024596956899481665485155709177373715584078284264817745468663600943666770169986993500842757255175221413095592091575386261152504165460508537897224861175604059300351928335973673313578069500505394690577014333240695531502778512252381216129785238674891688494311128117582482699909147861810349946059666009671101978623550145436446942870728329700798226749436124118411561189097670287219820442166758242070573654020941671266073335343041233950158584472845926017030728035904764615141207056581331695335771492825734603695142919699976288789607088704055502249684509239543306077241289868940234321065155580994377968216714951719862859489432593261117928816138647302887041719221883696448660704352001825386678282221351539069634131597301378870533

Factorizations

Primary (ID: 70992) 519124739914239138234099991 (proven prime)
(ID: 99943) 651584198976163574942678600660677755986021333099150653897219659020385884574066562144876723819409283338739010112676595854934031856699184989225877460909221139842988218981211914663831082274340163633295855489628055002368571822864344609460564770770378216242904881227806945848200593244169011359169231311474837634529500586259592860862134227518201987651693789610329171918884581961106062388072728279521738072739193482667978302729021621569093019914668845249033180885021167350908013047251093971674232103917139808625098798017175039893817406619321156774107999986492965433848063018108112426670853944361436403825083462620408423474232261454320081675475897969828371896755682653541528835887655620966916748461961851614825510606246605574097470068331715682842655204820282751574587625565371510602390090486203879406262978527700099842209489700475921141462960884072299649430529188111417725386305067972580344652261912818734936620203169050654523459283442649638258061125777968989775492163 (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.