Factor Info

ID 87336
Size 645 digits / 2143 bits
Status composite
Value 920448759359181063413053232519673385915279672402809284442820298114932966605756155648447099816027273550264727174661141819365904329608250072964574383698676093821430420032030427075118834726440872525440534096593402441099671044172526201532772333900280973380715251756000876543544438195406953236713122538000822750576449453409113587385782331448100499164922041768761316403242064427282015172928617610169588376024465733622311431053666667617460358336738849668510963867111567420210025325477173875208583807231177166668973534699439444324429623996907605544099342558945596449209523391117332877541004808721749246701580467470901894103334254098144271083518507181199

Factorizations

Primary (ID: 10768) 613720420796759675451139508622795804166246759541726012528134612386302767091250830851871364817724458103 (proven prime)
(ID: 87337) 1499785127182525150837670518347789925016122399505663839035189746605267008562031227090092986499817410185168432634394952648832529192624703107456193135394808527632613023154807598534405932543918299105375585928447782191207970373227789998286617231597979366936644897355500761521344553802634267678751269383677264172756017185035522977895942931430376351083414442546067497801603176513986114882487445726310652166227126522648310324008513765089818881845407217927407034962652592510484044201345248574305708126323970276899990157817268921995347607700193719934633 (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.