Factor Info

ID 150230
Size 472 digits / 1567 bits
Status composite
Value 4257267981204007389234981235717993171534539942694390207000342499092286401159473149544184433276622385436466200474609633759462447212675665126430223605970723223345863489984650102684724411895391805030664293553701018891556073904593200201098550701251260118655397703512098626575842911298498804351110324054968718526958446149574433919999565459042627602276773834241826219056542781241887907075837041242474034343110518933466347370618702697538079354169792009114630260925996846728281947

Factorizations

Primary (ID: 184306) 15403578923378757022785190198073 (proven prime)
(ID: 184307) 276381742345770422833306224431238496897506481495184043969589402484307496532030876023466976304185924755840615869794977076569609536980542181875409369595904336273912123912950485200256057371432863324770120088155090091369559218912041577878255266451992585494748646481092320264666619927451641243917827478012452775241050647195236784373156278209744332997394115410581601204056325099647670360515486234149811979984086682079945828587022348344595959122739 (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.