Factor Info

ID 129656
Size 679 digits / 2253 bits
Status composite
Value 1208558773330708758318416863411175311345226494357619197273871496585644964794478835567222426679742935236287362783992392711591738511147111915475356262895619325887149237152403144005687690697449413943356656778420588492926257158454382408257762524079912138230336583440044708385547167481410068498894107831026992848698873158150826021374588524623543222814569590352682425187832461766406990567440404251110330243517286493558185614291642688052368550040445489533750124154680604774408667007765094150166502640756032649396593302827634956080373795272990926947762610108767394952461376162359696186658162800987977740181735813204292488167588148624373109094336434893851644297548323773672794025901116929

Factorizations

Primary (ID: 148) 608146585345567981670893199985449202015060094237 (proven prime)
(ID: 129657) 1987282017943038720454183274724224042773484400969388602223189989284332040494520437193597045478039526719452430398960367000450708739987156410671387515352318064007373817477275992282904588243803176911218464985906980365045120729203887162895621558647441196627080802926264027120844900943806933123771997362754575366564550565935767231382389848651654274875498940040637221035964105061398462992523901690038876728675366998479528390800288037342107457869042583394388485050594587126930747570865818795361929882165353121881970437984315143889689860240167239595595262472917737001174603363318944286260156167043323965462022069996796731552015487712977717 (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.