Factor Info

ID 155723
Size 720 digits / 2391 bits
Status composite
Value 421491051341830970236714102063637621957038482991483795379214349271572971501261665172517406590625860569971648712257916332612336907738922462496929922841802031637620508395194926196208745881315696025373675101388910442182485889798834890081752738467819253596986892951040576798414747181146885201657516110688167042538916670293676443907065011177827490679143466699441983853359406124273196181538920133673490988363150623008603467757667458694198752871086632783179623229132187207550946951091740269356554914216466552878090505861163642512500916591285068652044549214870247459007889241590136776087943039752122526678640326635710922698324794006711990193337860405796103809326636368186014395024134291618803754204621583465044386712046625412691

Factorizations

Primary (ID: 189665) 26067198963035516054781865416427 (proven prime)
(ID: 189666) 16169403238895157729244797859819534967642016703259199893450691662340864854089039554448486179233690022517682929612302506156527125523726708358419478203480664122151398459142695700674615499757673700057519439849496863395175945917955993411739470591085309496818925459483147754802413900891046813571895151158202630481019455648472248932491265987547604091375802369635971196185955790291112344779198387622759709065247426325346909814419034185926290635457067353650391038368322612030430592510309254017299526451805489822534030611024161246717601512982887953715417163112982154344001245701009541088435302018026180948947405537687297621285708051670853034550939255599211211804819653894744023372483307485870027833 (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.