Factor Info

ID 156639
Size 955 digits / 3172 bits
Status composite
Value 5138513206730083098011318934969324159223769180530132953837313787849582673348080338835438968364682743471304281533457360959549301171652290492752119310822750215976211660042990697650065505893951135342086797606848779719826157812280618991740614292589069918757573389294762155143876623925642798787484780537268593778326749244513494747579222093359200792790365397247140465381735123644212980286053004900629260945571238675649261191580612031180083187499864475209354613878154842670277993986439154191021055184500878448312439590156084869679091114353599493835093028017601371315826434858009130460455676301638942791139619376215054717642688596009389983590453030285863082837142564147402157365635442705692385859160751425381246450690923139566089825684240004708479922455088183490111937523686553309494951160731175804903821012800379430111615370355921111501729475363977174965187332486315160450279109385848665837206798306765569661479896004572495306833122321014277664220387127543240399

Factorizations

Primary (ID: 154610) 7499207440683838894753 (proven prime)
(ID: 156640) 685207503242704212529072995314094907505121550671397998818294256339214471578391736119123627301568872540806942648361199408046368142834627901289304530873072664580663271126567641140916607715768479981718389201688181438337198712794318862295295168095736109720827226554399690689453125331223283110965585394342135494739719274688168150388832873340423962654327726598954894976483361364197095276519802599497223965791953172772933515967713719276336161795468327962382031192397924906384697410462131678386841620504962563959674454433582119912333303427873542642743937533182405518034810543367281117629630926333789933842957263960977966010578918565257036710682811275357093275265830376422504073144548668486569699223559256688585220192041893946957247861019286529278595366191082115268906420139779330835470075136811259702006341046220447758939496901349771191995801033365377478651778363834310800368623431612273891806492400184025312945384793991156540971470611350383 (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.