Factor Info

ID 123981
Size 552 digits / 1834 bits
Status composite
Value 748285775342705377322005402997010032115048652359316152999214239194866513316293112617122009151505276567176463771325575060080299284052687658485747132311322922982052017074735265929696691153881864078768589559371076143737260587994580702546756756665894028779856420039760195260837800476903802090046689129128709555739556622748418556628084309644746863666246551376066139507089595108756761996509524542987481804348261454911584703435338944357930845989066978055349785448568672097038870730172948153453824885243561110101768089912610790208890982002495118360895996961529

Factorizations

Primary (ID: 1355) 56100276324577514561817536429264267 (proven prime)
(ID: 123982) 13338361668904678802334379986655735364524424848728924376103527590070509818913675136171989119223023686618314163373360226616012994345687865921953028517105572965130394429925269994427701082313563256969791342654580719724977745951413488585250099576442797870201822979857897017278941888043505946683020268902344594354786678588406280216028459607874842672455690515808748701918959537506028021028104152314077825963240276548457314523748738270854355743956639649055063105467345286367597345304132689225936519862286169684717540147390987 (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.