Factor Info

ID 128558
Size 545 digits / 1810 bits
Status composite
Value 64185341968992458635621166964263310559855835887467962062754760608107354963287641183205248116877915102439307167989214847375285636813056178227300111077121943170948910617667179154570339077139428446250629436987320282290676071648586064584360166100415923038388667270665889339822607350842792508414160729034867794477160290506509997605209577506770092068345812844353333742078746721008196343608246755925075508469808729381666702162665695022351180379571996417994338342642744471644170188670357785471266829507920310884779441945005373045885355047162805279808861

Factorizations

Primary (ID: 9146) 1412605384442881872089827815261929140500730381 (proven prime)
(ID: 128559) 45437560040383498199764875690423129522111926065837275735087618293062704615750885944488021860405563106839242128934440983449694355832830504210905762598219017694414151763282152920829910748912688929726972677243286544405082370349110146614476641841756392433299511059601206487801320870821924334627515390266134182734716713357308141430379146767249228933079895908083102946557513652583659806627261627435867098389264440609374415316346674162872591371462313875369476102345989447504965255621187286930931991629608081 (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.