Factor Info

ID 87800
Size 729 digits / 2422 bits
Status composite
Value 771085878408158619948801467987580642101000361606250255531843515245644485531656327572665653060198015690150053062150552809220079952947345325801209950618259370749523455687663716054044410831118974573863252743251704953043351527316841372022438386248077506006447471337488621542112607974380928456630494988695472057414635391401883271705884533089941302706321040991029384600995037350931374035600141446520368222179852351328198520137811635489396432844262915302179144716089526170423248386999335717048101415267112908476285555334951339340507417157970802457692192459688151214096957755039208256416694453329039033352441817531840812318765820235421910147799006851817128019445759647981794688529508320426323212217957350536929433347753568655127680850181

Factorizations

Primary (ID: 14947) 3716911716373158932595690775277458436562439413950537497 (proven prime)
(ID: 87801) 207453374534426402325709920884432164743450442029734173624353231234930274634412307452997653354984158210683043696709855209189922958214581806550143315132871875897993483653532987380824011104017580172927693391777639154933897283460425036156710235123488954918328428803635167771808234742330781097607546377687326842975463891576667859943918631483687833140736060085099906307638040924345724947472304380027307441252382070506200722493462044043999078621018658721209696674086554559515497656999349528837691215540749021593273792546265754590568639216073912771728965790662391090762430382400480857082681315302414522866263653525541245357908333974012908746685873886751730753949331210843343424045773 (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.