Factor Info

ID 145670
Size 656 digits / 2179 bits
Status composite
Value 57743828792698345696325362349338815299748929783912985623539968093693620822381640835872618503293554052807185015981511515225932661719119238854962816146485241515091760277555992616920516379384413024198743028015217207145261681583943453070933579972982483896372872733038833228422391691577348054835210534326433249506676889860572976944254452920964072015581152734730504750964029221686556460501708411848737081021213794563257225031718232854756876269802582138940027895823786022668799238981815825825331111409012065414538853377846598765942365741166309088026773211406371540205196782547020454102471548318894925695843375865980024120579833707667520205322612782680564307034711

Factorizations

Primary (ID: 4281) 30985428700388045508959018054392810762033149280306907746766819 (proven prime)
(ID: 181578) 1863580115384209346181006404534940792179935162587014037647501391022130244318033682089536341955787237145915869581778000781104533242299019915090198245536509143594402425779964438627120424640857620865876856994398410202520600867296292073078643728414463049022944643315673341331266654266092748398756232375684404152656075272216871533905261514758849752820817990081010841145397935199830973736783407000606518553934378246576752136000216865339832170211266488973804148127212934020185860592960121915833807396913371405254240900870657995689375794541595391522967703026703701004737802786207354735984890063483151869 (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.